Pope Leo XIV wears the fisherman's ring, a symbol of the papacy, during a Mass for the formal inauguration of Pope Leo XIV's pontificate, in St. Peter's Square, at the Vatican, Sunday, May 18, 2025.(AP Photo/Gregorio Borgia)

Watch Pope Leo XIV's inaugural Mass in St. Peter's Square

Pope Leo XIV called for a “united Church” in his inauguration homily from St. Peter's Square where approximately 100,000 people had gathered at the start of the Mass, according to authorities.

00:55 - Source: CNN

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Pope Leo XIV wears the fisherman's ring, a symbol of the papacy, during a Mass for the formal inauguration of Pope Leo XIV's pontificate, in St. Peter's Square, at the Vatican, Sunday, May 18, 2025.(AP Photo/Gregorio Borgia)

Watch Pope Leo XIV's inaugural Mass in St. Peter's Square

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Pope Leo XIV leads a Regina Caeli prayer from the central balcony (Loggia delle Benedizioni) of St. Peter's Basilica, at the Vatican, May 11, 2025. REUTERS/Remo Casilli TPX IMAGES OF THE DAY

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