Sgt. Johnathan Tillery, a ground electrical systems operator with Communications Section, Headquarters and Service Company, Chemical Biological Incident Response Force, speaks with the students on his team at the University of Maryland College Park, Md., July 9, 2018. Marines with Chemical Biological Incident Response Force served as mentors and coaches to all the students attending the Youth Impact Program.

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Keywords: air, america, archive, armed, army, community, defence, force, forces, military, navy, reportage, service, serviceman, servicemen, soldier, states, united, usa, yip