Pope Francis greets pizza makers from Naples during a pizza lunch for the poor after the canonization of St. Teresa of Calcutta at the Vatican Sept. 4. Three thousand pizzas were served by Missionaries of Charity nuns and brothers to about 1,500 poor people who had come to the canonization Mass from shelters, dormitories and soup kitchens the order runs throughout Italy. (Photo: Catholic News Service/L’Osservatore Romano)