San Francisco Fire Chief Joanne Hayes-White says that there are two dead in the crash of an Asiana jetliner at San Francisco International Airport.
She also said several passengers were unaccounted for. She said, "This is a work in progress."
She said that the scene has been secured and has been turned over to the FBI. Terrorism has been ruled out.
She said at least 48 people were initially transported from the scene to area hospitals.
The Federal Aviation Administration said Flight 214 crashed while landing at 11:36 a.m. PDT. A video clip posted to YouTube showed smoke coming from a jet on the tarmac. Passengers could be seen jumping down the emergency slides.