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The Contrails: Aircraft, weapons systems: B1-B Lancer

ANDERSEN AIR FORCE BASE, GUAM -- A B1B Lancer from the 37th Expeditionary Bomb Squadron, 28th Bomb Wing, Ellsworth Air Force Base, South Dakota, flies over the Pacific Ocean in 2005. (U.S. Air Force Photo/Bennie Davis III)

ANDERSEN AIR FORCE BASE, GUAM -- A B1B Lancer from the 37th Expeditionary Bomb Squadron, 28th Bomb Wing, Ellsworth Air Force Base, South Dakota, flies over the Pacific Ocean in 2005. (U.S. Air Force Photo/Bennie Davis III)

Manufacturer: Boeing Function: Long-Range, Multi-Role, Heavy Bomber

Service Date: 1985

Speed: 900+ mph

Crew: Four

Production: 104 Inventory: 66

Commentary: The B-1 was planned as a replacement for the B-52 but was cancelled in 1977. The USAF revived the program in 1981. The B-1B was first used in combat against Iraq during Operation DESERT FOX in 1998.