Sgt. Toby Cook, from Columbus, South Carlolina and assigned to the 319th Mobile Public Affairs Detachment, Fort Jackson, South Carolina, pulls security during Combat Support Training Exercise 18-03 at Fort McCoy, Wisonsin March 25, 2018. Cook was conducting validation training to become a mass communicator specialist.

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Keywords: 18-03, air, america, armed, army, combat, cstx, defence, employee, exercise, federal, force, forces, government, military, navy, ready, reserve, service, serviceman, servicemen, states, support, training, united, usa