As a narrative lens for his speech, Francis cited the Golden Rule -- Jesus' teaching in Matthew's Gospel to "Do unto others as you would have them do unto you."
Carson's and Trump's remarks are a vivid illustration of both the unruly beast that the Republican Party has created and the difficulty it will have winning over minority voters.
Speaker of the House John Boehner is delighting in a dream come true with the pope addressing a joint session of Congress. He's tried for a papal visit since 1994.
Analysis: Do we have our first full-blown diplomatic incident marring the carefully orchestrated visit of Pope Francis to the U.S.?
NCR Today: Ben Carson said recently that he does not believe a Muslim should be president. This statement flatly disqualifies Carson himself from that office.
Commentary: Ahead of Pope Francis' U.S. visit, Democratic presidential candidate Martin O'Malley asks: What will his message hold for us as citizens?
The voting booth may indicate a “Francis effect” — signs Catholics are considering the pope in their political decisions
Analysis: Did you know that Pope Francis is so over?
The 17-by-51-foot art deco mosaic mural, which stretches along a wall in the lobby of AFL-CIO headquarters, conveys that labor is triumphant -- except labor no longer is.
Eco Catholic: Thousands inspired by Laudato Si' plan to rally on the Mall the morning that the pope addresses Congress, hoping he will acknowledge their work on climate change.