Handout photo of Mt. Etna lets off some steam in the background of P-8A Poseidon maritime patrol aircraft assigned to the "Grey Knights" of Patrol Squadron (VP) 46. Mount Etna, Europe's most active volcano, leaps into action, seen from Sigonella Italy, Tuesday February 16, 201. Italy's National Institute for Geophysics and Volcanology said the eruption does not pose any threat to surrounding communities but authorities suspended flights from Catania international airport. U.S. Navy photo by Mass Communication Specialist 2nd Class Austin Ingram via ABACAPRESS.COM