What to know about the NTSB and the investigation into the DC plane crash
National Transportation Safety Board Chairwoman Jennifer Hommendy described the investigation into the crash Wednesday night ...
National Transportation Safety Board provides updates on plane, helicopter collision in Washington D.C.
CBS News confirmed only one air traffic control worker was managing the helicopters when the crash between a military helicopter and passenger plane occurred in Washington D.C. That is a job normally ...
The NTSB Investigation Into Deadly DC Plane Crash: What to Know
The National Transportation Safety Board typically releases a preliminary report within a few weeks of an accident.