Americans turn to their leaders for solace in times of mourning. Donald Trump has used national tragedies to make political points or demean critics.

A mid-air collision between a Kansas passenger jet and a military helicopter near Reagan Airport crashed into the Potomac ...

American Airlines Flight 5342 from Wichita, Kansas, was attempting to land when the plane and a Black Hawk helicopter ...

An airplane collided with a helicopter while trying to land at the Ronald Reagan Washington National Airport on Wednesday ...