Recognize that God is present,” he said in a recorded video to a crowd gathered at the home stadium of the White Sox.

Chicago’s elation over the hometown boy’s election led to a huge party for the first U.S. pope, who will begin to chart his historic path.

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."