Papież Franciszek w Brazylii

Pope Francis speaks during a welcoming ceremony of the World Youth Day at Copacabana beach in Rio de Janeiro, Brazil on July 25, 2013. The first Latin...

TOPSHOTS Faithfuls cheer as Pope Francis arrives on the popemobile at the San Joaquin Episcopal Palace in Rio de Janeiro, Brazil, on July 26, 2013. Po...

TOPSHOTS A woman gathering with other faithfuls outside the San Joaquin Episcopal Palace in Rio de Janeiro, Brazil, prays as Pope Francis delivers the...

Pope Francis prays with young faithful before a lunch at at the Archbishop's Palace St. Joaquim in Rio de Janeiro, on July 26, 2013. Pope Francis, who...

Pope Francis walks on stage upon arrival for a prayer vigil with hundreds of thousands of young Catholic pilgrims attending World Youth Day (WYD), at...

Pope Francis sits on stage upon arrival for a prayer vigil with hundreds of thousands of young Catholic pilgrims attending World Youth Day (WYD), at C...

Pope Francis during a visit to rehabilitation center for addicts in Rio de Janeiro, Brazil on July 24, 2013.

TOPSHOTS Pope Francis (C) hugs a drug addict during his visit to the St. Francis Hospital in Rio de Janeiro, Brazil, on July 24, 2013. Pope Francis wa...

TOPSHOTS Pope Francis delivers a speech during a visit to the Cathedral of Rio de Janeiro, on July 25, 2013. Pope Francis urged young Brazilians not t...

TOPSHOTS Pope Francis poses for a picture with military policemen outside the Metropolitan cathedral in Rio de Janeiro on July 25, 2013. The first Lat...

TOPSHOTS Pope Francis addresses the young people at Copacabana beach in Rio de Janeiro, Brazil during the World Youth Day on July 25, 2013. The first...

Pope Francis is hugged by a boy at the Sao Jeromino Emiliani church during his visit to the Varginha favela in Rio de Janeiro, on July 25, 2013. The V...

Pope Francis (R) blesses a disabled child during his visit to the Varginha favela in Rio de Janeiro, on July 25, 2013. The Varginha favela is a commun...

Pope Francis waves to people from his popemobile as he visits the Varginha slum, part of the Manguinhos slum complex in Rio de Janeiro, Brazil, Thursd...

Pope Francis waves to people from his popemobile as he visits the Varginha slum, part of the Manguinhos slum complex in Rio de Janeiro, Brazil, Thursd...

Pope Francis holds of the keys of the city as he stands next to Rio de Janeiro Mayor Eduardo Paes in Rio de Janeiro, Thursday, July 25, 2013. Pope Fr...

Pope Francis gives a thumb up to residents of the Varginha slum in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis on Thursday visited one o...

Pope Francis receives a flag from residents of the Varginha slum in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis on Thursday visited one o...

Pope Francis blesses flags in Rio de Janeiro, Thursday, July 25, 2013. Pope Francis set an action-packed Thursday in Rio de Janeiro, where he will ble...

Pope Francis shakes hands with residents of the Varginha slum in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis on Thursday visited one of...

Pope Francis meets residents of the Varginha slum in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis on Thursday visited one of Rio de Janei...

Pope Francis kisses a girl as he visits residents of the Varginha slum in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis on Thursday visited...

Pope Francis waves to people from his popemobile in the Varginha slum, part of the Manguinhos slum complex in Rio de Janeiro, Brazil, Thursday, July 2...

Pope Francis reacts after receiving a flag from residents of the Varginha slum in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis on Thursda...

People line the street to greet Pope Francis as he arrives in his popemobile in the Varginha slum, part of the Manguinhos slum complex in Rio de Janei...

Large puppets that resemble Pope Francis, right, and the Virgin of Aparecida, Brazil's patron saint, stand tall among residents waiting for Pope Franc...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis won the Copacabana beachfront in Rio de Janeiro, Brazil, Thursday, July 25, 2013. Francis addressed young pilgrims from 175 nations gathe...

Pope Francis received the keys of the city of Rio de Janeiro in the presence of Mayor Eduardo Paes, BRAZIL - 25/07/2013/GALAZKA_0910.01

Pope Francis received the keys of the city of Rio de Janeiro in the presence of Mayor Eduardo Paes, BRAZIL - 25/07/2013/GALAZKA_0910.02

Pope Francis received the keys of the city of Rio de Janeiro in the presence of Mayor Eduardo Paes, BRAZIL - 25/07/2013/GALAZKA_0910.03

Pope Francis received the keys of the city of Rio de Janeiro in the presence of Mayor Eduardo Paes, BRAZIL - 25/07/2013/GALAZKA_0910.04

Pope Francis received the keys of the city of Rio de Janeiro in the presence of Mayor Eduardo Paes, BRAZIL - 25/07/2013/GALAZKA_0910.05

Pope Francis during a visit to rehabilitation center for addicts in Rio de Janeiro, Brazil on July 24, 2013.

Pope Francis during a visit to rehabilitation center for addicts in Rio de Janeiro, Brazil on July 24, 2013.

Pope Francis during a visit to rehabilitation center for addicts in Rio de Janeiro, Brazil on July 24, 2013.

In this photo provided by the Vatican newspaper L'Osservatore Romano, Pope Francis wears an indigenous headdress given to him by Ubirai Matos from the...

Pope Francis (C) blesses the Olympic flag ahead of the Rio 2016 Summer Games, at the City Palace in Rio de Janeiro where he will also receive the keys...

Pope Francis blesses the Olympic flag ahead of the Rio 2016 Summer Games, at the City Palace in Rio de Janeiro where he will also receive the keys of...

Pope Francis shows the keys of the city after receiving it from Rio de Janeiro's Mayor Eduardo Paes (L) and as Rio's Governor Sergio Cabral looks on,...