** FILE ** This Nov. 20, 2010, file photo shows then newly-appointed Cardinal Gianfranco Ravasi, left, congratulated by Cardinal Angelo Sodano, second from right, after being elevated by Pope Benedict XVI during a consistory inside St. Peter's Basilica, at the Vatican. The resignation of Pope Benedict XVI opens the door to a host of possible successors, from the cardinal of Milan to a contender from Ghana and several Latin Americans. Ravasi is considered to be one of the contenders to be the pope's successor. (AP Photo/Pier Paolo Cito, file)

Photo by: Pier Paolo Cito

** FILE ** This Nov. 20, 2010, file photo shows then newly-appointed Cardinal Gianfranco Ravasi, left, congratulated by Cardinal Angelo Sodano, second from right, after being elevated by Pope Benedict XVI during a consistory inside St. Peter's Basilica, at the Vatican. The resignation of Pope Benedict XVI opens the door to a host of possible successors, from the cardinal of Milan to a contender from Ghana and several Latin Americans. Ravasi is considered to be one of the contenders to be the pope's successor. (AP Photo/Pier Paolo Cito, file)