On Sunday a Cessna Citation V was flying around the restricted airspace over Washington D.C. and not responding to radio communications, leading to multiple F-16 jets scrambling to intercept the aircraft before it ultimately crashed near the George Washington National Forest in southern Virginia. The AOPA released its early analysis of the deadly crash, delving into the possible causes like hypoxia. The Citation took off from Elizabethton Municipal Airport (0A9) in Tennessee for Long Island MacArthur Airport (ISP) in New York but never descended and rather stays at the same altitude and turns around for Elizabethton. The pilot was 69...