The Chicago-born pope addressed a crowd of 30,000 in a live-streamed message from the Vatican: "Build up community [and] friendship as brothers and sisters."

The pope urged Catholic faithful to be a "light of hope," to serve others, and to make the world a better place.

Pope Leo XIV spoke directly to the young people scattered throughout the audience at Rate Field Saturday afternoon, telling them that they are the “promise of hope” and that the world looks to