4th Annual iTri
Dallas Croft begins a 3.1-mile semi-cross country run during the 4th Annual iTri at Strike Dam, Idaho, June 21, 2014. During the competition, participants completed a swimming, cycling and running challenge. (U.S. Air Force photo by Senior Airman Caitlin Guinazu/Released)

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Photo by: Senior Airman Caitlin GuinazuRELEASED |  VIRIN: 140621-F-QL239-110.JPG