Last Saturday (April 15), the Yankee Air Museum announced it was grounding its World War II-vintage Boeing B-17G  “Yankee Lady” in anticipation of an FAA Airworthiness Directive (AD), expected within a few weeks. Online sources, including a detailed article at Aerovintage.com, anticipate the AD will likely ground all currently flying B-17s due to “wing spar … Continue reading Coming Airworthiness Directive Expected to Ground All Airworthy B-17s