- Key Takeaways From the D.C. Plane Crash Hearing The New York Times
- New information from NTSB hearing shows timeline of events in DC plane crash WTAE
- Less than a second before hitting a passenger jet, helicopter instructor told pilot to change course, NTSB hearing reveals CNN
- Helicopter in deadly DC airport collision had faulty altitude gauge, NTSB says BBC
- 130 feet from disaster: What we learned about the deadliest airline crash in decades Politico
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