Civilian, military law enforcement learn canine 'SWAT' tactics
David Clarke, a deputy sheriff for Weld County, and his partner, 5-year old Zygan, prepare to enter a house in search of a simulated suspect April 11 in the U.S. Air Force Academy base housing complex. Sheriff Clarke, together with several other agencies around the Colorado Springs area, participated in canine Special Weapons and Tactics, or ‘SWAT’ training to better understand the use of civilian and military working dogs during a tactical engagement with criminal or unfriendly forces. (U.S. Air Force photo/Senior Airman Stephen Collier)