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.

A military helicopter was flying above the maximum altitude for its route when it collided with a passenger plane near Washington D.C. last week, authorities said. The National Transportation Safety Board said in an update on Tuesday that it obtained data,

The Army helicopter that collided with a passenger plane above the Potomac River boasted an experienced crew doing “an unforgiving job.” Friends and relatives are still baffled and mourning their loss.

The crew of the Army Black Hawk helicopter involved in the deadly collision with a jetliner had thousands of hours of flight experience.

Diving crews are still searching the icy waters of the Potomac River looking to retrieve the bodies of all the people killed in this week’s plane and helicopter collision. Retired Black Hawk instructor pilot Martin Gottholm discusses the difficulties in flying at night for Black Hawk pilots and questions surrounding the altitudes of the aircrafts at the time.

More than a week after the horrific helicopter-plane collision near Washington, salvage crews have recovered most of the wreckage.