Pope Leo XIV, the American pontiff, celebrated his first Mass as the leader of 1.4 billion Roman Catholics to an audience of cardinals at the Sistine Chapel on Friday. He called for “missionary outreach” by the Roman Catholic Church to help heal the “wounds that afflict our society.” #PopeLeo #Pope Read the story here: https://nyti.ms/4daWygh Subscribe: http://bit.ly/U8Ys7n More from The New York Times Video: http://nytimes.com/video ---------- Whether it's reporting on conflicts abroad and