Sixty-four people aboard a commercial airliner died Wednesday night after it collided with a military helicopter midair near Reagan Washington National Airport. Both the American Eagle jet and Army Black Hawk are in the Potomac River.

The investigation into the deadly crash near Washington, D.C. is ongoing. Former Army Black Hawk pilot and senior director for the FDD's Center on Military & Political Power Bradley Bowman joins Katy Tur to share his expertise and insight on the route taken by the helicopter.

The soldiers on the helicopter that collided with an American Airlines jet on Wednesday night were from the 12th Combat Aviation Battalion based in Virginia.