On Wednesday, a plane with 60 passengers and four crew members onboard had a midair collision with a Black Hawk Army helicopter.

Mysterious drones that hovered over New Jersey last month were authorized by the FAA for research and recreation purposes, the White House says.

On social media, users shared theories that range from foreign interference to UFOs to hobbyist activity. The FBI and Department of Homeland Security said there was no evidence" the reported drone sightings posed a threat to national security or public safety or had any foreign connection.

New Jersey residents were concerned over the mysterious drones that flew above their homes, sparking conspiracy theories about the source.

On January 30, a commercial airliner collided in mid-air with a military helicopter near the White House in Washington D.C. No one survived this incident. The crash occurred in an area that is particularly highly restricted due to the White House and other major government headquarters.

An American Airlines flight from Wichita in Kansas was landing at Washington Reagan National Airport when it collided with a military helicopter, crashing into the Potomac river in the worst US aviation disaster in more than 20 years.

Trump started his briefing with a moment of silence to commemorate the lost lives before his remarks became a blame game.

The deadly mid-air collision over Washington, D.C., has reignited concerns over air traffic congestion and safety risks at Ronald Reagan Washington National Airport, a tightly packed aviation hub that shares airspace with military and government flights.

The National Transportation Safety Board said the cockpit voice recorder and flight data recorder from the American Airlines jet that collided with the Black Hawk helicopter have been recovered from the wreckage in the Potomac River and are now at the NTSB labs for evaluation.