Lt. Col. Chuck Blank, left, walks to an F-16 Fighting Falcon on the 162nd Fighter Wing flightline at Tucson International Airport with a student pilot from Poland. Colonel Blank, now a squadron commander in the Air National Guard, was one of 372 people injured in the 1996 terrorist attacks on Khobar Towers in Saudi Arabia. (U.S. Air Force photo/Master Sgt. Jack Braden)