Aviation professors at Metropolitan State University Denver are reacting to the fatal D.C. plane crash Wednesday night between an American Airlines regional jet and a U.S. Army helicopter.

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. Trump on Thursday variously pointed the finger at the helicopter’s pilot,

Those fears materialised Wednesday night when an American Airlines plane collided with a military helicopter, killing 67 people including three soldiers and more than a dozen figure skaters

An aviation expert from Metropolitan State University of Denver weighs in with FOX31's Gabby Easterwood on factors that could have affected the deadly plane crash in Washington D.C.