A Michigan Army National Guard CH-47 Chinook helicopter lands at the Camp Grayling Air to Ground Range, in Grayling, Mich., to transport troops participating in Operation Northern Strike, Aug. 13, 2014. Northern Strike is a joint combined arms live-fire exercise at Camp Grayling and Alpena Combat Readiness Training Center in Northern Michigan with military participants from Latvia, Canada, Lithuania, and multiple U.S. active duty and National Guard troops. (U.S. Air Force photo by Master Sgt. Denice Rankin/Released)
Master Sgt. Denice Rankin
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