The Air Force's top uniformed acquisition officer said Monday the service has neither lifted its stop-work order on its new war planning system nor knows when progress might restart, as officials look at whether to stop the program altogether. Lt. Gen. Arnold Bunch, the service's acquisition deputy, told reporters the Air Force and the Office of the Secretary of Defense have discussed possible next steps for the Air Operations Center Weapon System 10.2 upgrade, but have not established a time...