Ecumenical Patriarch Bartholomew I, centre the spiritual leader of the world's Orthodox Christians, leads the Orthodox Easter Sunday mass at the Patriarchal Church of St. George in Istanbul, Sunday, April 12, 2020. The mass and all services of the church are held without people to help contain the spread of the coronavirus. World's Orthodox Christians marked Palm Sunday a week prior to the Orthodox Easter. (Nikolaos Manginas/ Ecumenical Patriarchate Press Service via AP)