Stryker crewmembers from 5th Battalion, 20th Infantry Regiment, fire their 105mm cannon at Yakima Training Center, Wash., in preparation for qualification tables Sept. 7. The unit is taking part in Operation Rising Thunder alongside members of the 16...

Stryker crewmembers from 5th Battalion, 20th Infantry Regiment, fire their 105mm cannon at Yakima Training Center, Wash., in preparation for qualification tables Sept. 7. The unit is taking part in Operation Rising Thunder alongside members of the 16...

Stryker crewmembers from 5th Battalion, 20th Infantry Regiment, move into position to fire their 105mm cannon at Yakima Training Center, Wash., in preparation for qualification tables Sept. 7. The unit is taking part in Operation Rising Thunder along...

Stryker crewmembers from 5th Battalion, 20th Infantry Regiment, move into position to fire their 105mm cannon at Yakima Training Center, Wash., in preparation for qualification tables Sept. 7. The unit is taking part in Operation Rising Thunder along...