B-1B crash cause remains unknown Published Sept. 24, 2002 LANGLEY AIR FORCE BASE, Va. (AFPN) -- Air Force investigators have determined the cause of the crash of a B-1B Lancer bomber into the Indian Ocean on Dec.12 remains unknown.An Air Combat Command Accident Investigation Board report stated that aircraft malfunctions affecting the reliability of the pilots' attitude information might have made it difficult for the pilots to maintain control of the aircraft.The four-member crew ejected and sustained minor injuries. A Navy rescue team found them. The aircraft, which was destroyed on impact with the ocean and sank, was not found.The B-1B was assigned to the 28th Bomb Wing at Ellsworth Air Force Base, S.D. At the time of the crash, the aircraft was temporarily assigned to the 34th Expeditionary Bomb Squadron to fly combat missions in support of Operation Enduring Freedom. (Courtesy of ACC News Service)