Police Week Push Airmen push a Humvee during the Defender Challenge at Little Rock Air Force Base, Ark., May 15, 2017. The base held the team competition, which also included a four-mile ruck march, buddy carries and a blindfold weapon dismantling contest, to kick off Police Week 2017. Air Force photo by Staff Sgt. Jeremy McGuffin SHARE: Download: Full Size (2.11 MB) Credit: Staff Sgt. Jeremy McGuffin VIRIN: 170515-F-YZ987-0316C.JPG Photo Gallery