Pope Francis is driven away at the end of his weekly general audience in St. Peter's Square at the Vatican on Wednesday, Nov. 6, 2013. (AP Photo/Alessandra Tarantino)

Photo by: Alessandra Tarantino

Pope Francis is driven away at the end of his weekly general audience in St. Peter's Square at the Vatican on Wednesday, Nov. 6, 2013. (AP Photo/Alessandra Tarantino)