NTSB urges ban on some chopper flights at DC airport after deadly midair crash
Federal investigators looking into the cause of the January collision between a passenger jet and an Army helicopter near ...
The Southern Maryland Chronicle on MSN3 小时
On NTSB recommendations, FAA closes helicopter route near DC airport weeks after tragedy
The National Transportation Safety Board issued urgent safety recommendations Tuesday, warning that helicopter flights near ...
DC plane crash: NTSB calls for immediate changes at Reagan airport
Investigators issued their preliminary report Tuesday in the probe into the devastating crash between an American Airlines ...
Devdiscourse21 小时
High-Stakes Testimony: NTSB Chair to Address Deadly Crash
National Transportation Safety Board Chair Jennifer Homendy will testify before the Senate Commerce Committee about a mid-air ...
Ban extended on helicopter route involved in deadly D.C. midair collision after NTSB warns ...
The NTSB issued its preliminary report on the midair collision between a passenger plane and helicopter over Washington, D.C.