22 小时on MSN
Helicopters will be permanently restricted from flying near Washington, D.C.'s airport on the same route where a passenger ...
22 小时on MSN
The Federal Aviation Administration announced a "series of steps" it will take to address safety concerns after a fatal ...
The Federal Aviation Administration has imposed permanent restrictions on non-essential helicopter operations around the ...
Non-essential helicopter flights will be restricted in the airspace around Ronald Reagan Washington National Airport, and ...
Helicopters will be permanently restricted from flying near Washington, D.C.'s airport on the same route where a passenger ...
The US Federal Aviation Administration (FAA) has permanently restricted non-essential helicopter operations around Reagan ...
FAA says it is permanently restricting helicopter flights near Washington airport where midair collision killed 67.
The NTSB said airplane pilots were alerted to take evasive action to avoid hitting helicopters at least once a month from ...
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