Watch as the National Transportation Safety Board hosts 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.

The National Transportation Safety Board (NTSB) urged the public not to “speculate” about the cause of the deadly midair collision near Ronald Reagan Washington National Airport in a Thursday

Here's what you need to know about the history of plane crashes in Mississippi. Here's what the NTSB says about where, when, why flight safety failed.

ATLANTA, Ga. (Atlanta News First) - As the National Transportation Safety Board’s (NTSB) investigation into what caused the midair collision between an American Airlines jet and Army helicopter on Wednesday night ramps up, many are asking how the tragedy could have happened.

A military helicopter and passenger jet collided midair on Wednesday night near Reagan Washington National Airport, according to the Federal Aviation Administration. Here's what we know.

CBS News confirmed only one air traffic control worker was managing the helicopters when the crash between a military helicopter and passenger plane occurred in Washington D.C. That is a job normally done by two people.

National Transportation Safety Board Chair Jennifer Homendy said Thursday at a press conference that “we look at facts on our investigation and that will take some time.”

Recovery efforts in Wednesday night's midair collision between a commercial jet and Army helicopter responsible for killing 67 people continue as the plane’s cockpit voice recorder

NBC News is live with a special report as the National Transportation Safety Board holds another briefing on the D.C. plane crash.

Instead of using the deaths of 67 people to speculate over whether hiring minorities makes us all less safe, Donald Trump ought to clam up and let investigators do their jobs.

The Army identifiies two soldiers aboard the Black Hawk that collided midair with American Airlines plane on Wednesday. Third soldier's ID being held.