U.S. President Donald Trump said on Friday the Army Black Hawk helicopter that collided with a regional passenger jet in Washington, D.C. was flying too high at the time of the accident, in what appeared to be a major disclosure about the investigation.

President Donald Trump on Thursday said U.S. authorities have "strong opinions" on what caused the deadly collision between an American Airlines regional passenger plane and a U.S. Army Black Hawk helicopter.

A jet with 60 passengers and four crew members collided with an Army helicopter while preparing to land at Ronald Reagan National Airport near Washington, D