57-year-old Itasca County man found dead in Bigfork, Minn.

Photo Courtesy: Minnesota Bureau of Criminal Apprehension

UPDATE: The missing man was found dead in Bigfork, Minnesota, Friday night.

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The Itasca County Sheriff's Office is asking for the public's help to find a 57-year-old Itasca County, Minn. man, who was last seen on Thursday.

Authorities say Gregory Peterson of Effie, Minn. was last seen at home around 9 a.m. on Thursday.

Peterson has "serious health issues" and authorities are concerned for his welfare.

He was last seen wearing a green Carhartt jacket, black Muck boots and jeans. He is 5 feet 8 inches tall, weighs about 190 pounds and has brown hair and blue eyes.

He is believed to be driving a 1999 green Dodge Ram 1500 pickup truck.

Anyone with information is asked to contact the Itasca County Sheriff's Office at (218)326-3477 or call 911.