Leo XIV celebrated his first Mass as pontiff at the Vatican's Sistine Chapel on May 9, the day after stunning the world as the first pope from the United States in the Church's history.

Leo XIV urged the Catholic Church to “desperately” counter a lack of faith in his first homily as pope Friday, a day after the modest cardinal largely unknown to the world become the first US head of ...

Born in Chicago, the newly-elected pope grew up in south suburban Dolton and attended school and church nearby on Chicago's ...