Excitement is building among Catholics in anticipation of Pope Francis’ visit to the U.S. in Pennsylvania this month. Among other things, he’ll be visiting President Obama at the White House, addressing a joint session of the U.S. Congress, addressing the U.N. General Assembly, holding an interfaith service at the 9/11 Memorial and Museum, saying a Mass for church leaders at the Cathedral in Philadelphia, attending the World Meeting of Families, visiting Philadelphia’s largest prison and saying a Mass, open to…..