Medal Presentation President Donald J. Trump presents the Medal of Honor to Valerie Nessel, widow of Air Force Tech. Sgt. John Chapman, for Chapman's heroic actions while serving in Afghanistan during a ceremony at the White House, Aug. 22, 2018. Air Force photo by Wayne A. Clark SHARE IMAGE: Download Image: Full Size (0.53 MB) Photo By: Wayne A. Clark VIRIN: 180820-F-YU668-0216.JPG Photo Gallery