Pope Francis waves to the crowd from the central balcony of St. Peter's Basilica at the Vatican on Wednesday.

Cardinal Jorge Mario Bergoglio, Archbishop of Buenos Aires, second from left in back row, poses for a picture with his family in an unknown location. Bergoglio, who took the name of Pope Francis, was elected on Wednesday as the 266th pontiff of the Roman Catholic Church. Top row from left to right, brother Alberto Horacio, Bergoglio, brother Oscar Adrian and sister Marta Regina. Bottom row from left to right, sister Maria Elena, mother Regina Maria Sivori and father Mario Jose Bergoglio.

Crowds fill St. Peter's Square after white smoke billowed from the chimney on the Sistine Chapel indicating that a new pope has been elected at the Vatican on Wednesday.

Then priest Jorge Mario Bergoglio, actual Cardinal and Archbishop of Buenos Aires, Argentina, poses for a picture.

Members of the Brotherhood of the Holy Spirit pray inside the Metropolitan Cathedral in Buenos Aires, Argentina, on Wednesday.

A Swiss guard salutes in St. Peter's Square at the Vatican on Wednesday. The Catholic church has chosen a new pope.

Cardinal Jean-Louis Tauran, center, announces the newly elected pope from the central balcony of St. Peter's Basilica at the Vatican on Wednesday. Argentine Cardinal Jorge Bergoglio has been elected pope, the first pontiff from Americas. (AP Photo/Gregorio Borgia)

Crowds cheer after white smoke billows from the chimney on the Sistine Chapel indicating that a new pope has been elected in St. Peter's Square at the Vatican on Wednesday.

Argentina's Cardinal Jorge Bergoglio, right, gives a mass outside San Cayetano church in Buenos Aires. Bergoglio, who took the name of Pope Francis, was elected on Wednesday as the 266th pontiff of the Roman Catholic Church.

Cardinals watch as Pope Francis speaks to the crowd from the central balcony of St. Peter's Basilica at the Vatican on Wednesday.

Then Pope Benedict XVI, left, shakes hands with the archbishop of Buenos Aires Cardinal Jorge Mario Bergoglio during their meeting at the Vatican in 2007. Bergoglio, who took the name of Pope Francis, was elected on Wednesday the 266th pontiff of the Roman Catholic Church.

Pope Francis flanked by Monsignor Guido Marini, master of liturgical ceremonies, waves to the crowd from the central balcony of St. Peter's Basilica at the Vatican on Wednesday.

People wave American flags in St. Peter's Square at the Vatican on Wednesday.

White billows from the chimney on the Sistine Chapel indicating that a new pope has been elected in St. Peter's Square at the Vatican on Wednesday.

White smoke emerges from the chimney on the roof of the Sistine Chapel in St. Peter's Square at the Vatican on Wednesday. The white smoke indicates that the new pope has been elected.

Argentine Cardinal Jorge Mario Bergoglio, right, hands Canadian Cardinal Marc Ouellet his skull cap March 6 after the wind blew it off as they walk in St. Peter's Square after attending a cardinals' meeting, at the Vatican.

Visitors take photos of Pope Francis as he speaks from the central balcony of St. Peter's Basilica at the Vatican on Wednesday.

Pope Francis speaks to the crowd from the central balcony of St. Peter's Basilica at the Vatican on Wednesday.

Cardinals watch as Pope Francis speaks to the crowd from the central balcony of St. Peter's Basilica at the Vatican on Wednesday.

The Archbishop of Buenos Aires, Cardinal Jorge Bergoglio, leads a February 2013 Mass at the Metropolitan Cathedral in Buenos Aires, Argentina.