BURBANK (CBSLA.com) —Two Navy fighter jets from Virginia made an unscheduled landing at Bob Hope Airport in Burbank Friday night, according to the airport’s operations supervisor.

The F-18 Hornets were conducting some kind of routine training exercise when they touched down around 9:30 p.m.

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The non-emergency landing startled some nearby residents who complained about a loud noise.

The jets are expected to take off some time on Sunday.