2018 Defender Challenge
Airman 1st Class Matthew Kopf, a security forces defender with the 75th Security Forces Squadron, during a patrol Sept. 7 at Hill Air Force Base, Utah. Kopf was one of six Airmen selected to the security forces team representing Air Force Material Command at the 2018 Defender Challenge Sept. 10-14 at Camp Bullis Military Training Reservation, near San Antonio, Texas. The team will compete against 13 other teams from other U.S. Air Force major commands, Great Britain and Germany in the first 2018 Defender Challenge since 2004. (U.S. Air Force photo by Cynthia Griggs)

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Photo by: Cynthia Griggs |  VIRIN: 180907-F-EF974-0070.JPG