Staff Sgt. Scott Greco, 28th Civil Engineer Squadron explosive ordinance disposal technician, participates in the Rucksack March 10K at Ellsworth Air Force Base, , March 11, 2016. Participants were required to carry a minimum of 35 pounds in their rucks during the event. ( Air Force photo by Airman 1st Class Denise M. Nevins/Released)

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Size: 1386px × 1700px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 10k, air, command, ellsworth, force, global, rucksack, strike