A fire truck sprays water on Asiana Flight 214 after it crashed at San Francisco International Airport on Saturday, July 6, 2013, in San Francisco. This photo provided by Antonette Edwards shows what a federal aviation official says was an Asiana Airlines flight crashing while landing at San Francisco airport on Saturday, July 6, 2013. It was not immediately known whether there were any injuries. AP Photo/Antonette Edwards This photo provided by Wei Yeh shows what a federal aviation official says was an Asiana Airlines flight crashing while landing at San Francisco airport on Saturday, July 6, 2013. AP Photo/Wei Yeh The National Transportation Safety Board says it's sending a team of investigators to San Francisco to probe the crash of an Asiana airliner. NTSB spokeswoman Kelly Nantel said Saturday that NTSB Chairman Deborah Hersman would head the team. Federal Aviation Administration spokeswoman Laura Brown said the Flight 214 from Seoul to San Francisco crashed while landing on runway 28 left at San Francisco International Airport. Brown said the crash occurred at 11:26 PDT.