VATICAN CITY (AP) — Pope Leo XIV, history’s first North American pope, celebrated his first Mass as pontiff on Friday, presiding in the Sistine Chapel with the cardinals who elected him to ...

Pope Leo XIV marked his first full day as leader of the 1.4-billion-member Roman Catholic Church by celebrating Mass in the Vatican's Sistine Chapel on Friday with cardinals.

Pope Leo XIV adorned a bright red shoulder cover and ornate stole during his introduction on May 8, a contrast from Pope Francis' all-white attire.