Pope Benedict XVI delivers his "Urbi et Orbi" (to the City and to the World) speech from the central loggia of St. Peter's Basilica, at the Vatican, Sunday, Dec. 25, 2011. Benedict XVI called for an end to the bloodshed in Syria and the resumption of Israeli-Palestinian peace talks in his Christmas message Sunday, an appeal for peace that was challenged by deadly attacks on two Nigerian churches. (AP Photo/Andrew Medichini)
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