Before Wednesday’s crash near Washington, D.C., there had not been a fatal collision involving a commercial aircraft in the United States since 2009.

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.

A regional jet carrying 64 people collided with an Army Black Hawk helicopter. Reagan National Airport grounded all flights.

After an all-night search-and-rescue operation in frigid conditions and heavy winds on the icy Potomac, officials pivoted Thursday morning to recovery operations.

A jet with 60 passengers and four crew members collided with an Army helicopter while preparing to land at Ronald Reagan National Airport near Washington, D