We're preparing to listen to a news conference by the National Transportation Safety Board (NTSB), where investigators are expected to provide an update on the January crash between a military helicopter and a passenger jet above Washington DC, which killed 67 people.

Investigators will offer updates Tuesday in the probe into the devastating crash between an American Airlines plane and a U.S. Army Black Hawk helicopter.

NTSB gives update on January plane and helicopter crash near D.C. Watch live as the National Transport Safety Board (NTSB) gives an update on the collision between an American Airlines passenger jet and an Army helicopter as the plane prepared to land at Ronald Reagan National Airport in Washington,

The National Transportation Safety Board is seeking more flight restrictions on helicopters at around Ronald Reagan Washington National Airport.

The National Transportation Safety Board on Tuesday made an urgent safety recommendation to prevent helicopters from flying near Washington Reagan National Airport when two lesser-used runways are operational,