context: The Boeing 727 crash near Washington is a major plane crash that occurred on Sunday December 1, 1974 in the Washington area. Trans World Airlines (TWA) Boeing 727-231 airliner operated a passenger flight from Columbus, Ohio to, but was redirected to nearby Dulles airport due to difficult weather conditions. Then, 25 miles (46 km) from the airport, the airliner crashed into a mountain, killing 92 people [1].
question: What was the cause of the crash of the Boeing 727 near Washington on Sunday, December 1, 1974?
answers.text: crashed into a mountain