ELLSWORTH AIR FORCE BASE, S.D. -- Airmen from the 28th Bomb Wing salute two B-1B Lancers as they taxi to their parking area on Ellsworth Air Force Base, S.D., March 30, 2011. The returning B-1s struck targets in Libya in support of Operation Odyssey Dawn. (U.S. Air Force photo/Staff Sgt. Marc I. Lane)