National Night Out
Staff Sgt. Mark Chojnacki and his partner, military working dog Mila, 2nd Security Forces Squadron, perform a search on Senior Airman Demarcus Oguin, 2 SFS, during a controlled aggression K-9 demonstration for the annual National Night Out on Barksdale Air Force Base, La., Aug 7. The 2 SFS K-9 unit provides trained and certified military working dogs that are capable of tracking, scouting, fighting, guarding and detection. (U.S. Air Force photo/ Senior Airman La'Shanette V. Garrett)(RELEASED)