Zachary McCormick, a US Marine Corps instructor, walks us through 43 essential items a Marine officer would bring on a mission. According to the Marine Corps, the role of an officer is to lead his or her platoon in accomplishing missions by implementing three critical skills: tactical planning, delivering combat orders, and executing orders. This story is available exclusively to Business Insider subscribers. Become an Insider and start reading now. Have an account?

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Persons: Zachary McCormick Organizations: US Marine Corps, Marine Corps, Business