Fire officials responded to San Jose Mineta International Airport where a flight attendant from Seattle was taken to the hospital after an unknown substance entered the cabin.
Trucks parked on the tarmac around 7 p.m. after reports of health issues on a flight from Seattle to San Francisco. Officials say they were alerted to a concern on board around 6:30 p.m. Thursday night. The airport requested fire, police and hazmat officials at Gate 26. Passengers are being held on board while crews determine what happened. The flight landed at 6:45 p.m.
It is unclear how many people have been medically evaluated or transported to hospitals. Stay with ABC7 News for more on this developing story.