FBI: Threat halted debarkation of flight at BWI-Marshall

The FBI is responding after plane passengers in Baltimore were trapped on the tarmac due to a bomb threat. American Airlines Flight 2251 from Dallas to Baltimore-Washington Thurgood Marshall Airport landed early Wednesday night, arriving ahead of schedule. The plane then taxied elsewhere, with everyone on board for more than two hours. Police, fire, the FBI and K-9 units responded because of a bomb threat, sent to Maryland Transportation Authority Police mid-flight via email.