During his Thursday press conference about the deadly Wednesday collision between a passenger jet and military helicopter near Reagan National Airport, President Donald Trump repeatedly suggested there was a link between the tragedy and diversity hiring policies at the Federal Aviation Administration.

Trump offered no evidence that diversity hiring practices contributed to the fatal plane and helicopter collision.

A midair collision near D.C. has raised concerns over FAA staffing, prompting scrutiny of air traffic control and aviation safety oversight.

A report by the Federal Aviation Administration says one air traffic controller was working two positions at the time of a midair collision between a plane and a military helicopter in Washington, D.C.