Iranian President Hassan Rouhani, right, walks past a Swiss guard, at the end of a private audience with Pope Francis at the Vatican,Tuesday, Jan. 26, 2016. Iran¿s president asked Pope Francis to pray for him after the two men held private talks at the Vatican Tuesday as Tehran aims to carve out a role in resolving Middle East conflicts thanks to the nuclear accord and lifting of sanctions. (AP Photo/Gregorio Borgia)