The NTSB is set to hold a hearing on the DCA midair collision. Here's what to know

On Feb. 3, a crane removes airplane wreckage from the Potomac River, where American Airlines Flight 5342 collided with a U.S. Army Black Hawk helicopter near Ronald Reagan Washington National Airport in Virginia. All 67 people aboard both aircraft died in the collision as the jet was attempting to land.

The January midair collision near Ronald Reagan Washington National Airport, which killed 67 people, is the topic of a three-day investigative hearing by the National Transportation Safety Board.

(Image credit: Roberto Schmidt)