NTSB urges ban on some helicopter flights at Washington airport where 67 people died in ...
Federal investigators looking for the cause of the January collision between a passenger jet and an Army helicopter near ...
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.
NTSB urges ban on some helicopter flights at Washington airport where 67 people died
WASHINGTON (AP) — Federal investigators looking for the cause of the January collision between a passenger jet and an Army ...
DOT bans nearly all helicopters from Washington Reagan Airport airspace after midair collision
After the NTSB issued two urgent safety recommendations, the secretary of transportation permanently restricted Washington ...
Investigators call for ban on some helicopter flights after Washington, DC midair collision
Investigators found a long history of near misses in the area near Washington's Ronald Reagan airport where a passenger jet ...
'Near misses between planes and helicopters happened once a month at airport'
Over 15,000 close calls between planes and helicopters occurred in three years before the American Airlines and Black Hawk ...
Investigators call for ban on some helicopter flights near DC airport
US air crash investigators have recommended restricting helicopter flights in certain areas near Washington DC's Reagan ...
Following crash involving Wichita-to-D.C. flight, NTSB pushes change at Washington airport
WASHINGTON, D.C. — The National Transportation Safety Board chairman called for immediate changes at Washington, D.C.'s ...
Messenger-Inquirer17 小时
NTSB urges ban on some helicopter flights at Reagan airport
Federal investigators looking for the cause of the January collision between a passenger jet and an Army helicopter near ...
NTSB pushes for ban on some helicopter flights after DC midair collision
The NTSB's preliminary report on January's midair collision over Washington's Reagan National Airport reveals high risks in ...
The Southern Maryland Chronicle on MSN9 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 ...