The homebuilt airplane that crashed into a California warehouse earlier this month appears to have had a door ajar while in flight, according to a preliminary report by the National Transportation Safety Board.

The air traffic control tower at Ronald Reagan Washington National Airport is pictured, Friday, Jan. 31, 2025, in Arlington, Va., near the wreckage of a mid-air collision between a Black Hawk helicopter and an American Airlines jet in the Potomac River. (AP Photo/Alex Brandon)

A deadly midair collision between an American Airlines jet and an Army helicopter near the nation's capital is bringing renewed focus on the federal agency charged with investigating aviation disaster

The National Transportation Safety Board hosted a media briefing on its investigation into Wednesday’s mid-air collision near the Ronald Reagan Washington National Airport.The collision involved a PSA Airlines Bombardier CRJ700 airplane and a Sikorsky H-60 military helicopter and killed 67 people.

A witness saw the left main cabin door open during flight, and an examination of the door showed the interior handle was not in the locked position.

Two people were seriously injured after a small plane crashed and erupted in flames near the 101 Freeway in Goleta.

An American Airlines jet with 60 passengers and four crew members aboard collided Wednesday with an Army helicopter while landing at Ronald Reagan National Airport near Washington, prompting a

Everyone aboard a plane that collided with an Army helicopter near Washington, D.C., are feared dead, which would make it the deadliest U.S. air crash in nearly 24 years.

Robert Sumwalt is the former chair of the National Transportation Safety Board. He joined CBS News to discuss Wednesday's midair collision between an American Airlines plane and an Army helicopter and the ensuing investigation.

Dispatch reports say the plane crashed near the 7200 block of Calvert Street, where there are rowhomes. The reports said there were cars on fire.

The National Transportation Safety Board is an independent federal agency tasked with examining serious transport-related accidents.

A deadly midair collision between an American Airlines jet and an Army helicopter near the nation's capital is bringing renewed focus on the federal agency charged with investigating aviation disasters.