Karoun Demirjian

The F.A.A., citing “a grave risk of fatalities” from a new technology being used on the Mexican border, got caught in a stalemate with the Pentagon, which deemed the weapon “necessary.”

The Federal Aviation Administration is charged with flight safety, and the Defense Department with national security. Those missions keep colliding.

Federal Aviation Administration officials are said to have raised concerns that the agency needed more time and information to assess the technology’s risk to commercial aircraft.

The Trump administration blamed the disruptive halt on a cartel drone incursion, but others have disputed that explanation.

Jennifer Homendy, the outspoken chairwoman of the National Transportation Safety Board, is reclaiming the spotlight at a meeting on Tuesday about the Washington, D.C., crash that killed 67.

The National Transportation Safety Board is set to vote on the probable cause of last year’s crash near Washington and make recommendations.

The announcement of a reorganization comes nearly a year after a midair collision killed 67 people and prompted a public outcry for enhancing the security of aviation travel.

The agency said that expanding the restrictions and making them permanent were urgent steps for avoiding another crash.

In a report Wednesday, the National Transportation Safety Board said fractures that appeared to have led the left engine to separate from the plane’s wing had occurred at least four other times.

The “J6ers,” as they refer to themselves, praised President Trump but called for more action from his administration, including financial restitution and prison reform.

The National Transportation Safety Board is investigating the crash at a North Carolina airport, which killed seven people, including the driver Greg Biffle and his wife and children.

The Trump administration gave New York 30 days to pause issuing all non-domiciled commercial driver’s licenses, among other demands, or risk losing $73 million in highway funds.

The chair of the National Transportation Safety Board warned that a provision in the new defense bill would worsen the risk of midair collisions near the Washington-area airport where a deadly cras...

The Office of Government Ethics told senators that Bryan Bedford, the F.A.A. administrator, did not divest from the airline he previously ran as he had agreed.

The move, and threats of thousands more revocations, comes as the administration has increased its criticism of the trucking industry over noncitizen drivers’ obtaining commercial licenses.