20 小时on MSN
The Federal Aviation Administration says helicopters will be permanently banned from flying near Washington, D.C.’s airport ...
The investigation into a January midair collision that killed 67 people near Washington, D.C., revealed an alarming number of ...
The NTSB said airplane pilots were alerted to take evasive action to avoid hitting helicopters at least once a month from ...
Federal investigators looking into the cause of the January collision between a passenger jet and an Army helicopter near ...
3 天on MSN
The NTSB issued its preliminary report on the midair collision between a passenger plane and helicopter over Washington, D.C.
National Transportation Safety Board Chair Jennifer Homendy will testify before the Senate Commerce Committee about a mid-air ...
Investigators issued their preliminary report Tuesday in the probe into the devastating crash between an American Airlines plane and a U.S. Army Black Hawk helicopter.
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