What to know about the NTSB and the investigation into the DC plane crash
A deadly midair collision between an American Airlines jet and an Army helicopter near the nation's capital is bringing ...
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Video: LIVE: National Transportation Safety Board holds news conference on deadly DC aircraft crash
National Transportation Safety Board holds news conference on deadly DC aircraft crash National Transportation Safety Board holds news conference on deadly DC aircraft crash. ––– Subscribe to ABC News ...
Inside the DC plane crash investigation: Air traffic staff a 'small piece' of 'very big puzzle,' official says
The NTSB is investigating "thousands of data points" to find the cause of the fatal D.C. plane-helicopter crash, including ...