The Rockwell B-1 Lancer is a supersonic variable-sweep wing, heavy bomber used by the usairforce. It is commonly called the "Bone" (from "B-One"). It is one of three strategic bombers in the U.S. Air Force fleet as of 2018, the other two being the B-2 Spirit "Stealth Bomber", and the B-52 Stratofortress. ⁣ ⁣ Graphics // Maureen Stewart ⁣ ⁣ #airman #airmen #airforce #aviation #flight #plane #jet #jets #airpower #aerial #pilot #pilots #fighterjet #military #aimhigh #american #usairforce #b1bomber #b1 #rockwell #b1lancer⁣ #TheBone #Bone