Doctors told U.S. Army veteran RJ Anderson that he'd never walk again after a motorcycle accident left him paralyzed from the chest down. But, with the help of an advanced medical device, he can. He's the first Chicagoan to take home the Re-Walk exoskeleton -- the only exoskeleton approved by the Food and Drug Administration for at-home, personal use. Find out how it works and how it might have a long-term impact on his health.