Lt. Cmdr. Marquis Heath, assigned to the Marine Corps Reserves 4th Dental Battalion, conducts a dental x-ray exam on Ohio Army National Guard 237th Staff Sgt. Matt Cooper during Northern Strike 22-2 at Camp Grayling, Mich., Aug. 14, 2022. Northern Strike is designed to challenge 7,400 service members with multiple forms of training that advance interoperability across multicomponent, multinational and interagency partners. (Michigan Army National Guard photo by Sgt. Robert Douglas).

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Keywords: 22, northern, strike