Washington Air Crash: How altitude glitch, night goggles & missed warnings led to tragedy

A deadly collision occurred near Reagan National Airport. A US Army Black Hawk helicopter and a passenger jet crashed. All 67 people on board died. Investigations revealed misread altitudes and poor communication. Visibility was limited. Air Traffic Control missed warnings. The FAA faced scrutiny for its post-crash procedures. Systemic problems in both the Army and FAA contributed to the accident.