Capt. Jason Brand, commander of Headquarters and Headquarters Company, 1st Battalion, 137th Aviation Regiment, tries to catch his breath after leaving the CS gas chamber June 24, 2018, during annual training at the Camp Grayling Joint Maneuver Training Center in Grayling, Mich. Training with their protective masks along with exposure to CS tear gas instills confidence in Soldiers so that they know their equipment will protect them when needed.

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