Pope Benedict XVI looks on as he celebrates a mass inside St. Maria la Real de la Almudena Cathedral during the Catholic Church's World Youth Day celebrations, in Madrid, Saturday, Aug. 20, 2011. (AP ... more 
Pope Benedict XVI looks on as he celebrates a mass inside St. Maria la Real de la Almudena Cathedral during the Catholic Church's World Youth Day celebrations, in Madrid, Saturday, Aug. 20, 2011. (AP Photo/Gregorio Borgia) less 
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Associated Press | Photo By Gregorio Borgia
Sat, Aug 20, 2011 6:37 AM EDT