(170519) -- ATHENS, May 19, 2017 (Xinhua) -- Riot police react to flares as demonstrators protested against the new austerity measures outside the parliament building in Athens, Greece, on May 18, 2017. Greek parliament on Thursday approved an austerity bill for new pension cuts and tax hikes through 2020, ahead of Monday's Eurogroup meeting in Brussels to continue vital loan payouts and start talks on debt relief. (Xinhua/Marios Lolos) (zw) Xinhua News Agency / eyevine

(170519) -- ATHENS, May 19, 2017 (Xinhua) -- Riot police react to flares as demonstrators protested against the new austerity measures outside the parliament building in Athens, Greece, on May 18, 2017. Greek parliament on Thursday approved an austerity bill for new pension cuts and tax hikes through 2020, ahead of Monday's Eurogroup meeting in Brussels to continue vital loan payouts and start talks on debt relief. (Xinhua/Marios Lolos) (zw) Xinhua News Agency / eyevine

(170519) -- ATHENS, May 19, 2017 (Xinhua) -- Riot police react to flares as demonstrators protested against the new austerity measures outside the parliament building in Athens, Greece, on May 18, 2017. Greek parliament on Thursday approved an austerity bill for new pension cuts and tax hikes through 2020, ahead of Monday's Eurogroup meeting in Brussels to continue vital loan payouts and start talks on debt relief. (Xinhua/Marios Lolos) (zw) Xinhua News Agency / eyevine

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899i) A protester throws a petrol bomb to riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899j) A protester throws a petrol bomb to riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899k) Protesters on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899c) Petrol bombs explode amongst riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899o) Petrol bombs explode amongst riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899w) Petrol bombs explode amongst riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899t) Petrol bombs explode amongst riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899u) Petrol bombs explode amongst riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899e) A protester throws a petrol bomb to riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Mandatory Credit: Photo by Intime News/Athena Pictures/REX/Shutterstock (8824899a) Petrol bombs explode amongst riot police officers on the steps of the Parliament Anti- government protests, Athens, Greece - 18 May 2017

Molotov cocktails are thrown to police officers in riot gear standing in front of the Greek??Parliament during a rally against new austerity??measures??in Athens, Thursday, May 18, 2017.??Protesters took to the streets of central Athens for the second day running Thursday, hours before lawmakers vote in parliament on measures that will impose additional income losses for many Greeks for another three years.??(AP Photo/Thanassis Stavrakis), APTOPIX

Flares are thrown to police officers in riot gear standing in front of the Greek??Parliament during a rally against new austerity??measures??in Athens, Thursday, May 18, 2017.??Protesters took to the streets of central Athens for the second day running Thursday, hours before lawmakers vote in parliament on measures that will impose additional income losses for many Greeks for another three years.????(AP Photo/Yorgos Karahalis), APTOPIX

Greek police in riot gear walk by fire from Molotov cocktails and flares thrown in front of the Greek??Parliament during a rally against new austerity??measures??in Athens, Thursday, May 18, 2017.??Protesters took to the streets of central Athens for the second day running Thursday, hours before lawmakers vote in parliament on measures that will impose additional income losses for many Greeks for another three years.??(AP Photo/Thanassis Stavrakis), APTOPIX

Greek police in riot gear cover from Molotov cocktails and flares thrown in front of the Greek??Parliament during a rally against new austerity??measures??in Athens, Thursday, May 18, 2017.??Protesters took to the streets of central Athens for the second day running Thursday, hours before lawmakers vote in parliament on measures that will impose additional income losses for many Greeks for another three years.??(AP Photo/Thanassis Stavrakis), APTOPIX

A riot policeman is on fire after molotov cocktails are thrown by protesters in front of the Greek Parliament during a rally against new austerity measures in Athens, Thursday, May 18, 2017. Protesters clashed with police in central Athens during a second day of demonstrations Thursday, as lawmakers prepared to vote on creditor-demanded measures that will usher in additional income losses for Greeks over the next three years. (AP Photo/Yorgos Karahalis), APTOPIX

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

A police motorcycle on fire after being hit by a molotov coctail thrown by protesters during an anti-austerity demonstration during the discussion and vote in plenary on the prior actions bill of the second review in the Greek Parliament, Thessaloniki, Greece on Thursday May 18, 2017. (Photo by Grigoris Siamidis/NurPhoto) *** Please Use Credit from Credit Field ***

A police motorcycle on fire after being hit by a molotov coctail thrown by protesters during an anti-austerity demonstration during the discussion and vote in plenary on the prior actions bill of the second review in the Greek Parliament, Thessaloniki, Greece on Thursday May 18, 2017. (Photo by Grigoris Siamidis/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Clashes between protesters and riot police outside the Greek parliament in Athens, Greece, May 18, 2017, during an anti-austerity demonstration during the voting on new austerity measures. Police fired tear gas and some people with hoods throw molotov bombs. (Photo by Giorgos Georgiou/NurPhoto) *** Please Use Credit from Credit Field ***

Protesters clash with riot police outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

Protesters throw smoke bombs as they clash with riot police outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

Protesters throw smoke bombs as they clash with riot police outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

A protester throws a smoke bomb during clashes with riot police outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

A protester throws a Molotov cocktail during clashes with riot police outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

Greek riot policemen react as protesters throw Molotov cocktails during clashes outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

Greek riot policemen react as protesters throw Molotov cocktails during clashes outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

Greek riot policemen react as protesters throw Molotov cocktails and flares during clashes outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

Protesters hold up a Greek flag during a massive anti-austerity rally against a voting on new austerity measures in front of the Greek parliament in Athens on May 18, 2017. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

The uniform of a Greek riot policeman catches fire as protesters throw Molotov cocktails and flares during clashes outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

Protesters throw Molotov cocktails and flares during clashes with riot police outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / ARIS MESSINIS

Greek riot policemen react as protesters throw Molotov cocktails and flares during clashes outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

Greek riot police stand amid Molotov coctails and tear gas in front of the Greek parliament in Athens on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

Police run after protesters in front of the Greek parliament in Athens on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

Greek riot policemen react as protesters throw Molotov cocktails and flares during clashes outside the Greek parliament on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / Eleftherios Elis

People hold a banner reading 'Third Reich tanks - fourth Reich banks' outside the Greek parliament in Athens on May 18, 2017, during a demonstration on the sidelines of a voting on new austerity measures. Greek police fired tear gas Thursday at a thousands-strong demonstration in Athens against new austerity cuts turned violent with some hooded youths throwing Molotov cocktails. The parliament is set to pass a bill in a vote expected around midnight which Athens hopes will help it gain a pledge of debt relief and loan disbursements by the country's EU-IMF creditors this month. / AFP PHOTO / LOUISA GOULIAMAKI

(170519) -- ATHENS, May 19, 2017 (Xinhua) -- Demonstrators protest against the new austerity measures outside the parliament building in Athens, Greece, on May 18, 2017. Greek parliament on Thursday approved an austerity bill for new pension cuts and tax hikes through 2020, ahead of Monday's Eurogroup meeting in Brussels to continue vital loan payouts and start talks on debt relief. (Xinhua/Marios Lolos) (zw) Xinhua News Agency / eyevine

(170519) -- ATHENS, May 19, 2017 (Xinhua) -- Demonstrators protest against the new austerity measures outside the parliament building in Athens, Greece, on May 18, 2017. Greek parliament on Thursday approved an austerity bill for new pension cuts and tax hikes through 2020, ahead of Monday's Eurogroup meeting in Brussels to continue vital loan payouts and start talks on debt relief. (Xinhua/Marios Lolos) (zw) Xinhua News Agency / eyevine