A 3D rendering shows the approximate altitude and paths of the plane and helicopter moments before the collision.

The airspace around Washington, D.C., is congested and complex — a combination aviation experts have long worried could lead ...

Iowa's delegation also introduced measures this week to combat fentanyl trafficking and improve access to child care.

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A new memo says the Defense Department will no longer reimburse service members for travel out of state to get reproductive ...

Responders are working to recover the victims of Wednesday night's midair collision over Washington, D.C. It could be the deadliest crash to occur in U.S. airspace in at least 15 years.

Measure advanced Thursday in committee and calls on Congress to consider proposals facing rejection by President Trump ...

National Transportation Safety Board Chairwoman Jennifer Hommendy has described the investigation into Wednesday night's crash as an “all-hands-on-deck event” for her agency.

The midair collision on Wednesday night over the Potomac River near Washington DC is the latest in a string of global ...

Authorities are combing the Potomac River for a second day in search of victims and more clues behind the deadliest U.S. air crash in over 20 years.

Air crash investigations can take months, and federal investigators told reporters they would not speculate on the cause.