Flight diverted as 'biohazard' leaves crew vomiting, passengers asking for masks in US

A United Airlines flight, bound for US' Boston, was diverted over a "biohazard" after a passenger fell sick, the airline told a newspaper. "The crew is vomiting, and passengers all around are asking for masks," a crew member said in an audio from the flight. The flight was forced to land in Washington DC to undergo deep clean, airline said.