Paul Bhatti (R), brother of Pakistan's Minister for Minorities Shahbaz Bhatti who was killed in Islamabad on March 2, shakes hands with Pope Benedict XVI during the Pope's weekly audience in Saint Peter's Square at the Vatican April 6, 2011. (REUTERS Pictures)
Nuns look on as Pope Benedict XVI leads his weekly audience in Saint Peter's Square at the Vatican April 6, 2011. (Reuters Pictures)