Spc. Nathaniel Harris, a Mustang, Oklahoma, resident

Spc. Nathaniel Harris, a Mustang, Oklahoma, resident and a cannon crewmember with Battery B, 1st Battalion, 160th Field Artillery Regiment, 45th Infantry Brigade Combat Team, adjusts a collimator for a 105mm howitzer during crew drill training at the unit's armory in Holdenville, Oklahoma, July 29, 2020. The Soldiers, along with other units of the 45th IBCT, are taking part in home-station annual training with limited field training exercises while implementing COVID-19 counter measures like social distancing or wearing masks when social distancing is not possible - such as during crew drills. (Oklahoma Army National Guard photo by Sgt. Anthony Jones)