A flight made an emergency landing Monday after its pilots lost a radio link with flight staff, prompting them to bang on the locked cockpit door and raising fears that someone was trying to break in.

Flight 6569 set off from Omaha, Nebraska , to Los Angeles at 7:23 p.m. ET but turned around and landed back at Eppley Airfield just 36 minutes later, according to FlightRadar.

The American Airlines flight was operated by regional carrier SkyWest. Both did not immediately respond to overnight requests for comment.

The Federal Aviation Administration said in a statement that the plane landed safely "after declaring an emergency when the pilot could not contact the cabin crew."

"After landing, it was determined there was a problem with the inter-phone system and the flight crew was knock

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