ASSISI, ITALY - OCTOBER 04: Archbishop of Boston, Cardinal Sean Patrick O'Malley attends Mass celebrated by Pope Francis at the Sacro Convento and Saint Francis Basilica on October 4, 2013 in Assisi, Italy. Pope Francis called for an end to armed conflict and clarified the notion of Franciscan peace during the Mass he presided for the feast of St. Francis on Friday in Assisi.