A Marine with the Wounded Warrior Regiment swims during practice for the 2012 Warrior Games at Colorado Springs, Colo.… https://www.rawpixel.com/image/8729623/photo-image-public-domain-person-waterFree Image from public domain licenseMarines with the Wounded Warrior Regiment practice wheelchair basketball during practice for the 2012 Warrior Games at… https://www.rawpixel.com/image/8738837/photo-image-public-domain-sportsFree Image from public domain licenseRetired U.S. Navy Master-at-Arms 3rd Class Nathan DeWalt practices freestyle swimming during wounded warriors swim practice… https://www.rawpixel.com/image/8742288/photo-image-public-domain-person-natureFree Image from public domain licenseFetchA Marine wounded warrior throws a stick for Koja, Cpl. Kionte Storey's service dog, during track practice for the 2012… https://www.rawpixel.com/image/3582217/free-photo-image-people-and-dogs-2012-warrior-games-above-knee-amputeeFree Image from public domain licenseChuck Sketch, a former U.S. Marine and a Wounded Warrior with the veteran swim team, swims laps during a practice session at… https://www.rawpixel.com/image/8727933/photo-image-public-domain-person-natureFree Image from public domain license