WARREN, Maine — A suspicious package found at a park along a busy highway in Warren may be an incendiary device, according to the chief deputy of the Knox County Sheriff’s Office.

Knox County Chief Deputy Tim Carroll said that the investigation was turned over to the Maine fire marshal’s office because of the possibility that the item was an incendiary device. He said Sgt. Ken Grimes is leading the investigation and the sheriff’s office is assisting.

Maine Public Safety spokesman Stephen McCausland said that state police were called to the area about 4 p.m. The device was found near a footbridge at Merrill Payson Park, which is located along Route 90.

Police were still at the park after 8 p.m.

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