A United Airways flight from Houston to Boston diverted to Northern Virginia on Sunday after “after a buyer skilled a medical concern,” in line with United.

The airline didn’t disclose the character of the sickness on flight 2477, however a radio visitors recording shared by flight monitoring firm RadarBox suggests there might have been some kind of biohazard on board.

“It is fairly dangerous again there. It is nonetheless actually dangerous. The crew is vomiting and passengers throughout are asking for masks, and so forth.” says a voice on the recording, presumably from the flight crew. RadarBox credited the recording to @Thenewarea51, which in flip credited the audio to Invoice B. on X, previously Twitter. “Particularly this sort of being a biohazard, I feel we have to in all probability get this airplane on the bottom ASAP.”

There have been 155 passengers and 6 crew members on board, and none required medical help upon arrival at Washington Dulles Worldwide Airport, in line with United.

United mentioned the Boeing 737-800 bought a “deep clear” and departed with passengers and crew at 5:17 p.m. ET.

The airline’s flight tracker exhibits the flight bought to Boston greater than 5 hours late.