英语文摘：Plane grounded at U.S. airport after possible security threat

SAN FRANCISCO, Aug. 19 (Xinhua) -- An American Airlines flight has been grounded on the tarmac and then moved to a secure area at San Francisco International Airport (SFO) after police received a possible security threat, local media reported on Thursday.

American Airlines Flight 24 was supposed to take off at 7:30 a. m. local time and headed to New York's John F. Kennedy Airport, but has been sitting on the tarmac at SFO for several hours, the ABC7 television channel said in a report.

American Airlines Flight 24, bound for New York's John F. Kennedy Airport, top, sits on a runway at San Francisco International Airport on Thursday, Aug. 19, 2010.

A passenger on the plane was quoted as saying that they were told by the pilot that police had received a security threat.

The passengers are expected to be taken off the plane by law enforcement officers and rescreened by the Transportation Security Administration.