The collision over the Potomac River occurred at 8:47 p.m. Eastern time on Wednesday, according to publicly available flight-tracking data. D.C. police had earlier estimated the time of the ...

There was no immediate confirmation of any casualties, but surviving an extended submersion in the river would be difficult. On Wednesday, the Potomac River was 36 degrees Fahrenheit, according to ...

Air traffic control watched in horror on Wednesday night as a passenger jet and a U.S. military helicopter collided near Ronald Reagan National Airport in Washington and plunged into the nearby ...