One such accident was Eastern Air Lines Flight 212 , which crashed just short of the runway at Charlotte/Douglas International Airport in 1974 while conducting an instrument approach in dense fog . The National Transportation Safety Board ( NTSB ) concluded that a probable cause of the accident was lack of altitude awareness due to distraction from idle chatter among the flight crew during the approach phase of the flight Similar is the case of Colgan Air Flight 3407 in 2009 .
Eastern Air Lines Flight 212
Eastern Air Lines Flight 212
Sterile Cockpit Rule