D.C. police confirmed a crash had taken place over the Potomac and that search and rescue operations were taking place in the river. Donald Trump later weighed in.

An Army Black Hawk helicopter collided with a regional jet near Ronald Reagan Washington National Airport on Wednesday evening, U.S. officials confirmed to ABC News.

During a press conference on Thursday morning, Transportation Secretary Sean Duffy said the crash was "absolutely" preventable.

Runway operations at the airport are expected to resume at 11 a.m. "The NTSB will lead the investigation. We are working with local officials and will provide any additional information once it becomes available," McLendon said. A source briefed on the search-and-rescue operation described a gruesome scene with large numbers of bodies recovered.

Transportation Secretary Sean Duffy, who was sworn in earlier this week, said on Thursday both an American Airlines passenger jet and a U.S. Army helicopter were in standard flight patterns before they collided above Ronald Reagan National Airport near Washington,

Search efforts continue after an American Airlines plane from Wichita, with 64 people on board, collided with an Army helicopter near Washington, D.C., and crashed into the Potomac River.

According to Secretary of Defense Pete Hegseth, the Army helicopter was on an "annual proficiency training flight" and the three soldiers on board had night vision goggles.

An American Airlines regional jet went down in the Potomac River near Ronald Reagan Washington National Airport after colliding with a U.S. Army Black Hawk helicopter on Wednesday night. Officials said no survivors are expected.

WASHINGTON – Sean Duffy’s first big test as secretary of the Department of Transportation came just one day after he was sworn into office.

ARLINGTON, Va. (AP) — A midair collision between an Army helicopter and a jetliner killed all 67 people aboard the two aircraft, officials said Thursday, as they scrutinized the actions of the military pilot in the country’s deadliest aviation disaster in almost a quarter century.

By David Shepardson and Jeff Mason WASHINGTON (Reuters) -Crews worked to pull the remains of the U.S.' deadliest air disaster in two decades from Washington's Potomac River on Friday, searching for