A small aircraft crashed in the Potomac River near the vicinity of Ronald Reagan Washington National Airport on Wednesday night, authorities said.

First responders are searching the Potomac River after an aircraft collided with a military helicopter mid-air Wednesday night near Washington D.C. According to the FAA, a PSA Airlines jet collided in the air with a military helicopter while headed towards Runway 33 at Ronald Reagan Washington National Airport.

A small aircraft is down in the Potomac River near Ronald Reagan Washington National Airport and fireboats were on the scene, the Washington fire department said. The airport said late on Wednesday that all takeoffs and landings were halted at the airport as emergency personnel responded to an aircraft incident.

The Federal Aviation Administration is indefinitely reducing flights into Reagan National Airport from 28 to 26 arrivals an hour to address safety concerns after the deadly crash there last week, according to two individuals with knowledge of the decision who spoke on the condition of anonymity because they were not authorized to speak to the media.

The FAA plans to reduce flight arrivals at Washington Reagan National Airport after a deadly collision between a military helicopter and a passenger jet.