The NTSB investigation into last week’s midair collision on the Potomac River includes examining the wreckage of the American ...

An American Airlines regional jet collided with a U.S. Army Black Hawk helicopter on Jan. 29. Both aircraft plunged into the Potomac River near Reagan Airport.

Officials from the NTSB and the FAA are expected to speak to lawmakers as the effort to pull wreckage from the cold waters of the Potomac River continues less than five miles away.

Multiple boats were patrolling the waterway as dive teams looked for smaller pieces of wreckage. Crews are ...