Instead of holding at its assigned altitude of 2,000 feet, the jet headed for the swamp. Finally, eight seconds before impact one of the crewmembers noticed the jet was plummeting and alerted his crewmates. In the remaining seconds, no one took any evasive action.
And the current generation of CRM programs extends beyond the cockpit crew to include flight attendants, air traffic control, ground maintenance — any and all resources supporting safe and effective flight.