( CNN ) -- An American Airlines flight made an emergency landing Monday at San Francisco International Airport after a problem with an air duct caused some cabin panels to buckle , a spokesman said . All 184 passengers and six crew members are safe , according to American Airlines spokesman Matt Miller . `` The air duct became inoperable and a few of the panels inside the plane came loose . There were no other issues . It was considered an emergency landing because it was an unscheduled landing , '' Miller said . American Airlines Flight 2293 was en route from San Francisco to Dallas/Fort Worth International Airport when it was forced to make a U-turn . The plane , a Boeing 757 , will remain out of service until workers can determine what needs to be done to fix it , Miller said .
A collision with an air ##bag caused some wing ##lets to come loose . All 93 passengers and six crew members are safe . The flight was forced to make a U - turn back to San Francisco .