In 2009, Corey Borner was injured during his high school football practice. He was paralyzed from the neck down, and his doctor said he would have to be in a wheelchair for the rest of his life. Over the past decade, Borner has worked as a motivational speaker. Now, with the help of doctors and a robotic exoskeleton, he walked across the stage of his high school to get his diploma for the first time. "Tough times don't last long. Tough people do."

Watch video below.