Did you know that there are more than 2,500 active-duty military working dogs? Learn about our four-legged service members by watching this video, courtesy of U.S. Department of Defense (DoD). | GoArmy

We got an inside look at how military working dogs are trained at Lackland Air Force Base in San Antonio, Texas. Working dogs are utilized by every branch of the United States military for detection and patrol purposes, and there are about 1,600 serving today. The United States Air Force's 341st Training Squadron is responsible for training both military working dogs and handlers. | Insider