The number of people onboard and any fatalities is unknown at this time. The plane can carry up to 65 passengers and four crew members.

A passenger jet carrying 64 people collided Wednesday with an Army helicopter while landing at Ronald Reagan National Airport near Washington, prompting a large search-and-rescue operation in the nearby Potomac River.

An Army Black Hawk helicopter collided midair with an American Airlines flight from Wichita, Kansas, at Reagan National Airport on Wednesday.

The American Airlines flight that crashed with 60 passengers and four crew members onboard reportedly split in half after its collision on Wednesday.

An American Airlines regional passenger jet was involved in a mid-air collision on Wednesday night with a U.S. Army Black Hawk helicopter near Reagan Washington National Airport, officials said.

The flight appeared to collide with a helicopter just before it was scheduled to land. This is a developing story and will be updated.

Wednesday night’s crash of an American Airlines commuter plane in Washington could be one of the worst disasters for the Fort Worth-based airline in more than two decades.

Two world champions were reportedly onboard the American Airlines jet when it crashed into a helicopter over Washington DC - We'll be bringing you the very latest updates, pictures and video on this b

In a video statement, American Airlines CEO Robert Isom said he would be traveling to Washington D.C. to oversee the airline’s response to the collision between an American regional jet and a military helicopter.

A passenger jet collided with a helicopter while landing at Reagan Washington National Airport on Wednesday night the, FAA said.

The Army Black Hawk helicopter that collided with an American Airlines commuter plane near Reagan Washington National Airport in Virginia Wednesday was on a “training flight” when it crashed into the Potomac River, according to the military service branch.