Airman 1st Class Jason Wong, a Military Working Dog

Airman 1st Class Jason Wong, a Military Working Dog handler assigned to the 28th Security Forces Squadron, commands Mink, a seven year-old MWD, during a demonstration at a Base Appreciation Day at Ellsworth Air Force Base, S.D., Sept. 16, 2017. Defenders, along with Explosive Ordinance Disposal and Firefighters assigned to the 28th Civil Engineer Squadron, performed demonstrations for both children and adults attending the event. (U.S. Air Force photo by Airman 1st Class Randahl J. Jenson)