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.

The National Transportation Safety Board will hold three days of investigative hearings beginning Wednesday to question the Army and FAA officials as well as other parties to the investigation and present its findings from the ongoing investigation into January’s midair collision between American Airlines Flight 5342 and a Black Hawk helicopter near Washington's Reagan National Airport.