Ken DeLongchamp, right in plaid, applauds at Nellis Air Force Base on Friday, July 12, 2019, in Las Vegas, alongside family, friends and invited guests on behalf of his son Staff Sgt. Kenneth DeLongchamp who just received the Airman’s Medal for his heroics during the Route 91 Harvest festival shooting. (L.E. Baskow/Las Vegas Review-Journal) @Left_Eye_Images