MISSING: 29-year-old Brainerd man last seen July 4

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Police in Brainerd, Minnesota, are asking for help finding a man who went missing on July 4.

John Greenwaldt, 29, was last seen July 4 when he got into an unknown vehicle. He has not been seen or heard from since then, which family says is unusual for him.

He also has health issues, so authorities are concerned for his welfare.

Greenwaldt is described as 5'10'', 180 pounds with blue eyes and brown hair. He has multiple tattoos including two on his neck (a frog on the right side). His name "John" is tattooed across his knuckles, and he has multiple tattoos on both arms.

If you have any information, please call Brainerd police at 281-829-2805 or call 911.