Accident investigators are scrutinizing an unsecured cockpit door as a causal factor in the fatal crash of an RV-10 into a factory in Fullerton, California.

The shocking collision took place as the American Airlines flight carrying 64 people made its final approach to Ronald Reagan ...

At a news conference Thursday, President Donald Trump — without evidence — cast blame on the helicopter pilots and baselessly alleged that diversity initiatives had undermined air safety.

Two new videos of the fatal American Airlines crash on Wednesday night are adding to speculation about how it happened.

Due to short staffing, there was no one assigned to manage helicopter traffic. Did the helicopter pilots focus on the wrong ...