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Mexico's President Felipe Calderon, left, looks on as Pope Benedict XVI is greeted by children at the airport in Silao, Mexico, Friday March 23, 2012. Benedict's weeklong trip to Mexico and Cuba is his first to both countries. (AP Photo/Gregorio Borgia)

Mexico's President Felipe Calderon, left, looks on as Pope Benedict XVI is greeted by children at the airport in Silao, Mexico, Friday March 23, 2012. Benedict's weeklong trip to Mexico and Cuba is his first to both countries. (AP Photo/Gregorio Borgia)

Pope Benedict XVI bids farewell

February 11, 2013

The Catholic Church awoke March 1 with no leader following the resignation of Benedict XVI, who pledged obedience to his successor and described himself as "simply a pilgrim" starting the final journey of his life.