United Airlines Flight Diverted Due to Severe Biohazard Incident

Medical issue forces emergency landing in Washington D.C. after crew and passengers fall ill

Flight UA2477 from Houston to Boston diverted to Washington Dulles due to a passenger's medical emergency.
Crew members and passengers experienced severe illness, prompting requests for masks.
The aircraft underwent a deep clean before continuing to Boston, arriving over five hours late.
None of the 155 passengers or six crew members required medical assistance upon landing.
The exact nature of the biohazard remains undisclosed by United Airlines.