The Northrop/McDonnell Douglas YF-23A Advanced Tactical Fighter prototype is rolled out in ceremonies at the ATF Combined Test Force Facility at Edwards AFB, Calif. It is powered by two Pratt & Whitney YF119-PW-100 engines.
The Air Force’s study of possible links to elevated rates of cancer among personnel who worked on intercontinental continental ballistic missiles has begun, the commander in charge of the U.S. ICBM fleet confirmed March 28. The initial phase of that study will mine cancer registries for information and compile a…