TEXT: DUBLIN, IRELAND - AUGUST 25: Pope Francis signs the arrivals book as he meets with Taoiseach Leo Varadkar at Dublin Castle as part of his visit to Ireland on August 25, 2018 in Dublin, Ireland. Pope Francis is the 266th Catholic Pope and current sovereign of the Vatican. His visit, the first by a Pope since John Paul II's in 1979, is expected to attract hundreds of thousands of Catholics to a series of events in Dublin and Knock. During his visit he will have private meetings with victims of sexual abuse by Catholic clergy. (Photo by NIall Carson - Pool/Getty Images)