US Air Force STAFF Sergeant Anthony Bechtold, Air Force Special Operations Command, in a gas mask, displays his M16A2 rifle to US Air Force SENIOR AIRMAN Marc Hawsey, 81st Security Forces, during the combat rifle competition at Camp Bullis, Texas, during DEFENDER CHALLENGE 2000. Defender Challenge is the annual Air Force wide competition sponsored by Air Force Security Forces. This competition showcases the talents and capabilities of 13 international Security Forces teams in seven physical fitness, base defense and policing skills over six days

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. US Air Force STAFF Sergeant Anthony Bechtold, Air Force Special Operations Command, in a gas mask, displays his M16A2 rifle to US Air Force SENIOR AIRMAN Marc Hawsey, 81st Security Forces, during the combat rifle competition at Camp Bullis, Texas, during DEFENDER CHALLENGE 2000. Defender Challenge is the annual Air Force wide competition sponsored by Air Force Security Forces. This competition showcases the talents and capabilities of 13 international Security Forces teams in seven physical fitness, base defense and policing skills over six days. 2000-11-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6520483. (Accessed July 18, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2000-11-01) US Air Force STAFF Sergeant Anthony Bechtold, Air Force Special Operations Command, in a gas mask, displays his M16A2 rifle to US Air Force SENIOR AIRMAN Marc Hawsey, 81st Security Forces, during the combat rifle competition at Camp Bullis, Texas, during DEFENDER CHALLENGE 2000. Defender Challenge is the annual Air Force wide competition sponsored by Air Force Security Forces. This competition showcases the talents and capabilities of 13 international Security Forces teams in seven physical fitness, base defense and policing skills over six days. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6520483
MLA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/6520483>.
Note: These citations are programmatically generated and may be incomplete.