In this photo release by Vatican newspaper Osservatore Romano, Pope Benedict XVI 

In this photo release by Vatican newspaper Osservatore Romano, Pope Benedict XVI is greeted by Cardinal Angelo Scola during his visit at Rome's Polyclinic Agostino Gemelli Hospital, Thursday, May 3, 2012. (AP Photo/Osservatore Romano, ho)
Associated Press
In this photo release by Vatican newspaper Osservatore Romano, Pope Benedict XVI is greeted by Cardinal Angelo Scola during his visit at Rome's Polyclinic Agostino Gemelli Hospital, Thursday, May 3, 2012. (AP Photo/Osservatore Romano, ho)
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