Robby and Katie Patchen check out the fire hose they'll use to spray down their dad, U.S. Air Force Lt. Col. Bryan Patchen, after he returns from his final mission in a B-52H Stratofortress, Jan. 28, 2015, Barksdale Air Force Base, La. Patchen is an 11th Bomb Squadron B-52 instructor pilot and is retiring from the Air Force. (U.S. Air Force photo by Master Sgt. Greg Steele/Released)