DULUTH, Minn. (AP/WCCO) — Authorities in Duluth are searching for a plane that may have crashed into Lake Superior.

Duluth Fire Department officials say that they have a boat out searching a possible debris field roughly 250 yards long which included the pilots log book and fuel jet, but visibility is poor due to the fog.

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Fire officials say the initial report came from the Duluth International Airport tower at 11:30 a.m. Saturday. The tower lost contact with a single-engine plane with at least one occupant near Brighton Beach. And a witness told fire officials they had heard an impact near the beach.

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The Coast Guard, State Patrol, Duluth Fire Department, Duluth Police Department and St. Louis County Rescue Squad are on the scene.

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