Lt. Col. Christian Dietz, Commander of the Walla Walla District Corps of Engineers, and the District's Chief of Engineering, Dwayne Weston, monitoring the Walla Walla River near Milton Freewater.
Lt. Col. Christian Dietz, Commander of the Walla Walla District Corps of Engineers, and the District's Chief of Engineering, Dwayne Weston, monitoring the Walla Walla River near Milton Freewater.