Why they serve: For one 149th Infantry Regiment soldier, you could almost say it’s his calling

Pfc. Zachary Smith, a chaplain’s assistant with 1st Battalion, 149th Infantry Regt., 77th Sustainment Brigade, 310th Expeditionary Sustainment Command, a native of La Center, Ky., shows off his favorite duck call and Echo Calls hat at Joint Base Balad, Iraq, Aug. 20. Back in Kentucky, Smith is a competition duck caller for the Echo Brand duck calls team out of Bebe, Ark. (Photo by Sgt. Paul Evans)