BANNER SMILES President Barack Obama and First Lady Michelle Obama receive banners from former Marine Corps Sgt. Jon Lujan, far left, a Paralympian, and Julie Chu, who won silver in Sochi, Russia, with the women's Olympic hockey team, at the White House, April 3, 2014. U.S. Paralympic and Olympic athletes signed the banners. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 460904-N-XGU01-206.jpg Photo Gallery