United States September 26, 2015 10:35 am Pope Francis Stumbles to Plane, Never Stops Smiling Pope Francis stumbles as he boards a plane from New York to Philadelphia, but he doesn’t allow it to dampen his smile. US & World Videos 2:08 Travis Kelce lands acting role with Niecy Nash in Ryan Murphy film 3:09 Daughters celebrate Kelly Clarkson superfan mom for Mother's Day 1:58 Video shows group tackling man who stole $30K worth of Pokémon cards from Florida store 3:11 Mother's Day gift guide: Ideas from local, mom-owned businesses 1:24 NASA releases black hole visualization