B-1s return to flight Published Jan. 6, 2005 LANGLEY AIR FORCE BASE, Va. (ACCNS) -- The B-1B Lancer fleet returned to flight status Jan. 5 following a 6-day grounding.Air Combat Command leadership halted flight operations for B-1Bs on Dec. 30, 2004, for a possible nose landing gear problem.Concerns leading to the flight suspension have been addressed, according to command officials.