Pope Benedict XVI waves as he arrives to lead his Wednesday general audience in Paul VI hall at the Vatican December 21, 2011. (Reuters Pictures)
Pope Benedict XVI is greeted by cardinals as he arrives to lead his Wednesday general audience in Paul VI hall at the Vatican December 21, 2011. (Reuters Pictures)
Pilgrims play traditional bagpipes as Pope Benedict XVI leaves at the end of his Wednesday general audience in Paul VI hall at the Vatican December 21, 2011. (Reuters Pictures)
Pilgrims from Mexico play instruments during Pope Benedict XVI's Wednesday general audience in Paul VI hall at the Vatican December 21, 2011. (REUTERS Pictures)