Air National Guards Technical Sergeant Charles A. Harrison displays a steady and well balanced step as he completes the Easy Balance Obstacle during the Fitness Challenge Event of DEFENDER CHALLENGE 2000, a competition at Lackland Air Force Base, Texas, on October 30th, 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-. Air National Guards Technical Sergeant Charles A. Harrison displays a steady and well balanced step as he completes the Easy Balance Obstacle during the Fitness Challenge Event of DEFENDER CHALLENGE 2000, a competition at Lackland Air Force Base, Texas, on October 30th, 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. 2000-10-30. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6514668. (Accessed June 18, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2000-10-30) Air National Guards Technical Sergeant Charles A. Harrison displays a steady and well balanced step as he completes the Easy Balance Obstacle during the Fitness Challenge Event of DEFENDER CHALLENGE 2000, a competition at Lackland Air Force Base, Texas, on October 30th, 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/6514668
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/6514668>.
Note: These citations are programmatically generated and may be incomplete.