A federal review of helicopter safety around some of the busiest U.S. airports has revealed dangerous flying conditions at the Las Vegas airport.

More info A deadly mid-air collision between a passenger plane and ... crashed into an American Airlines jet over the Potomac River in Washington D.C. killing 67 people. The tragedy took place ...

Following the crash of a New York City sightseeing helicopter into the Hudson River that killed ... near the site in the Potomac River of a mid-air collision between an American Airlines jet ...

At the time of the collision ... told the pilot they believed air traffic controllers were asking the helicopter to move left toward the east bank of the river. The New York Times report states ...

The FAA said in the wake of the collision ... Hudson River that killed six people April 10, the FAA said it was establishing a rulemaking committee to develop recommendations for improving ...

The Federal Aviation Administration said Tuesday the potential for a collision between air tour helicopters and ... sightseeing helicopter into the Hudson River that killed six people April ...