Master Sgt. Jon Becher, a Food Service NCO with 73rd

Master Sgt. Jon Becher, a Food Service NCO with 73rd Troop Command, tests drinking water at the dining facility during exercise Guardian Shield '15 at Camp Ravenna Joint Military Training Center, in Ravenna, Ohio. Guardian Shield '15 is a joint, interagency, and multi-state “complex catastrophe” full-scale exercise that demonstrates the capability of the Ohio National Guard (ONG) and other regional National Guard forces in concert with interagency partners to respond in Defense Support to Civil Authorities (DSCA) posture in support of federal, state, and local authorities.