U.S. Air Force Brig. Gen. Paul W. Tibbets IV, the 509th Bomb Wing (BW) commander, left, and Chief Master Sgt. Melvina Smith, 509th BW command chief, right, prepare to spar on the inflatable jousting challenge during the Independence Day Celebration at Whiteman Air Force Base, Mo., June 30, 2016. More than 10 inflatable activities and a zip line were available to guests at the event. (U.S. Air Force photo by Senior Airman Danielle Quilla)