U.S. authorities said on Thursday it was not yet clear why a regional jet crashed into a U.S. Army helicopter at a Washington airport, killing 67 people in the deadliest U.S. air disaster in more than 20 years.

The union for air traffic controllers recommended to its members that they not accept Tuesday’s offer, because the FAA had not decided which positions would be included in the resignation plan. An official for the Office for Personnel Management,

Six people were believed to be on board the plane, which was headed to Springfield-Branson National Airport in Missouri.

After the deadly collision between a passenger plane and a U.S. Army helicopter in Washington, D.C., politicians and political commentators were quick to cast blame. President Donald Trump suggested diversity initiatives within the Federal Aviation Administration were at fault for the crash,

It came hours after he announced he was immediately appointing Christopher Rocheleau, a 22-year veteran of the agency, in the wake of the deadly plane crash in Washington. "He's a very capable guy," Trump said of Rocheleau as he signed the order.

A small plane has crashed in Northeast Philadelphia as crews respond to a fiery scene Pennsylvania’s governor said Friday.

A small plane has crashed in Northeast Philadelphia as crews respond to a fiery scene Pennsylvania’s governor said Friday.

The National Transportation Safety Board said the cockpit voice recorder and flight data recorder from the American Airlines jet that collided with the Black Hawk helicopter Wednesday have been recovered from the wreckage in the Potomac River and are now at the NTSB labs for evaluation.

President Donald Trump's remarks this week blaming diversity recruitment at the FAA as a potential reason for the plane crash that killed 67 people has drawn attention to the agency’s attempts to address its most pressing and long-standing staffing problem.

The National Transportation Safety Board said the cockpit voice recorder and flight data recorder from the American Airlines jet that collided with the Black Hawk helicopter have been recovered from the wreckage in the Potomac River and are now at the NTSB labs for evaluation.

NEW YORK (AP) — President Donald Trump wasted little time this week trying to assign blame for the nation’s deadliest air disaster in more than two decades. Among his chief targets: An FAA diversity hiring initiative he suggested had undermined the agency’s effectiveness.

"When you have statements in the press, very forceful, coming from the highest authority in the United States, people may be reluctant to tell their stories."