The Post spoke to several aviation experts about a number of factors that may have contributed to the fatal collision.
Gripping footage of an air rescue operation shows helicopter crews hoisting three backcountry skiers from a mountain in Washington state.
Search efforts continue after a passenger plane collided with an Army Black Hawk helicopter Wednesday night near Reagan ...
American Airlines flight 5342 was approaching to land in Washington DC from Wichita, Kansas when it collided with a military helicopter.
Footage of the rescue mission last week shows crews piloting two helicopters for King County Sheriff's Air Support team over thick wilderness near Stevens Pass, a ski area in Washington's Cascades.
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