Senior Airman Eliot Tremblay, 332nd Expeditionary Security Forces Squadron Military Working Dog handler, and his canine sweep an open area for explosives at an undisclosed location in Southwest Asia, Aug. 30, 2018. Military working dogs have served the United States gallantly in many theaters, from World War II to their role in the war against terror in places like Iraq and Afghanistan. (U.S. Air Force photo by Senior Airman Stephen G. Eigel)