Pope Leo XIV has celebrated his first Mass, a day after his historic election as the first U.S.-born pope in the church’s 2,000-year history. The election of cardinal Robert Prevost as the new pontiff overcame the traditional prohibition against a pope from the United States.

Pope Leo XIV held the first mass of his papacy Friday morning in the Vatican's Sistine Chapel with the cardinals who elected him leader of the world's 1.4 billions Catholics and Vatican head of state