President Donald Trump began his White House briefing Thursday with a moment of silence and a prayer for victims of Wednesday's crash at Reagan National Airport. But his remarks quickly became a diatribe against diversity hiring and his allegation — so far without evidence — that lowered standards were to blame for the

Authorities declined to say what may have caused the deadly plane crash in Washington, D.C., on Wednesday night while the investigation is underway, even as President Trump and his allies sought to politicize the incident by blaming diversity efforts.

There is no evidence that diversity efforts played a role in the crash, and his statements disregarded his own administration’s hiring policies.