PHOTOS: Investigators examine, document aircraft wreckage following deadly plane crash near DCA

(NewsNation) — Investigators with the National Transportation Safety Board (NTSB) are examining the wreckage aft an American Airlines level and Black Hawk chopper collided midair near Reagan National Airport (DCA), sidesplitting 67 people.

The clang happened connected the evening of Jan. 29, sending some craft into the Potomac River below. Since the collision, crews person recovered and identified the remains of each 67 victims.

In an update connected Thursday, Feb. 6, authorities said crews had removed each large, large wreckage components from the level and pitchy and that the pieces would beryllium taken to a unafraid determination to beryllium examined by investigators.

NTSB investigators proceed their probe connected Thursday, Feb. 6, aft removing each large craft wreckage components from the Potomac River. (Courtesy: The National Transportation Safety Board)

On Saturday, the NTSB said investigators were already moving to analyse and papers the wreckage and would beryllium looking for "witness marks" connected the craft that could supply clues to the collision's angle.

The bureau besides added that a "National Oceanic and Atmospheric Administration TopoBathy lidar survey from a manned NOAA aircraft" was conducted Saturday greeting and identified imaginable further debris inactive successful the stream from the crash. Investigators usage this survey to find and representation wreckage that whitethorn beryllium submerged underwater.

Divers investigated the imaginable debris Saturday and volition proceed to bash truthful this week, according to the NTSB.