Standing by their M1043 High-Mobility Multipurpose Wheeled Vehicle (HMMWV), Technical Sergeant (TSGT) Curtis Rayl, (left), USAF, and Senior Airman (SRA) Jerry Achan, USAF, 12th Security Forces Squadron (SFS), take part in increased measures, providing security for the base perimeter at Randolph AFB, Texas. Armed with a 5.56 mm M16A1 rifle a 12th Security Forces Squadron (SFS) member conducts a 100 percent ID check at Randolph AFB, Texas, as part of heightened security measures. Heighten security at Randolph AFB began shortly after terrorists hijacked commercial jetliners and crashing them into the twin towers of the World Trade Center in New York City and the Pentagon on September 11, 2001

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Standing by their M1043 High-Mobility Multipurpose Wheeled Vehicle (HMMWV), Technical Sergeant (TSGT) Curtis Rayl, (left), USAF, and Senior Airman (SRA) Jerry Achan, USAF, 12th Security Forces Squadron (SFS), take part in increased measures, providing security for the base perimeter at Randolph AFB, Texas. Armed with a 5.56 mm M16A1 rifle a 12th Security Forces Squadron (SFS) member conducts a 100 percent ID check at Randolph AFB, Texas, as part of heightened security measures. Heighten security at Randolph AFB began shortly after terrorists hijacked commercial jetliners and crashing them into the twin towers of the World Trade Center in New York City and the Pentagon on September 11, 2001. 2001-09-26. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6606051. (Accessed August 18, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2001-09-26) Standing by their M1043 High-Mobility Multipurpose Wheeled Vehicle (HMMWV), Technical Sergeant (TSGT) Curtis Rayl, (left), USAF, and Senior Airman (SRA) Jerry Achan, USAF, 12th Security Forces Squadron (SFS), take part in increased measures, providing security for the base perimeter at Randolph AFB, Texas. Armed with a 5.56 mm M16A1 rifle a 12th Security Forces Squadron (SFS) member conducts a 100 percent ID check at Randolph AFB, Texas, as part of heightened security measures. Heighten security at Randolph AFB began shortly after terrorists hijacked commercial jetliners and crashing them into the twin towers of the World Trade Center in New York City and the Pentagon on September 11, 2001. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6606051
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/6606051>.
Note: These citations are programmatically generated and may be incomplete.