| − | The B-29 has been involved in two Broken Arrows, or nuclear weapons accidents. The first occurred on April 11, 1950 when a B-29 departed Kirtland Air Force Base, New Mexico and hit Manzano mountain several minutes later. The crew of 13 was killed and the Mark 4 bomb was demolished on impact. On August 5, 1950, a B-29 departed Fairfield-Suison AFB, California and crashed while attempting an emergency landing. The aircraft burned, and after 15 minutes the Mark 4 bomb's high explosive detonated, killing 19 firefighters, crewmembers, and rescue personnel. | + | The B-29 has been involved in two Broken Arrows, or nuclear weapons accidents. The first occurred on April 11, 1950 when a B-29 departed Kirtland Air Force Base, New Mexico and hit Manzano mountain several minutes later. The crew of 13 was killed and the Mark 4 bomb was demolished on impact. On August 5, 1950, a B-29 departed Fairfield-Suison AFB, California and crashed while attempting an emergency landing. The aircraft burned, and after 15 minutes the Mark 4 bomb's high explosive detonated, killing 19 firefighters, crewmembers, and rescue personnel.[14] |