A baby is handed to Pope Benedict XVI for his blessing as he makes his way to the Plaza de la Paz in his popemobile, in Guanajuato, Mexico, Saturday March 24, 2012. At the entrance to Guanajuato, Benedict received the keys to the city. The pope reserved his only public remarks Saturday for a gathering of about 4,000 children and their parents massed in the plaza.  (AP Photo/Gregorio Borgia)
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