The General Dynamics F-16XL was a derivative of the F-16 Fighting Falcon, with a cranked-arrow delta wing. It was originally conceived as a technology demonstrator, later entered
the United States Air Force’s (USAF) Enhanced Tactical Fighter (ETF) competition but lost to the F-15E Strike Eagle. Several years after the prototypes were shelved, they were turned over to NASA for additional aeronautical research. Both aircraft are currently stored at Edwards AFB.
Today in History – April 23, 1966 – Discrepancy in reports of MiG fighters in Vietnam
23 April 1966 – The Vietnam People’s Air Force (VPAF) sent its first MiG-21 to intercept two B-66 Destroyers being escorted to their mission by a flight of F-4 Phantoms. (2) Neither side scored a kill in the engagement. However, also on April 23, 1966, large numbers of MiG encounters in the area had been