. >> his lawyer joe siprut says safety concerns inside college football are nothing new. >> so we'reically saying wait a minute, what happened to that idea? >> today, more than a third of all concussions in college sports happen on the football field. the ncaa denies it is legally responsible for the long-term safety of college athletes. it claims the schools are liable. schools like adrian's alma mater, eastern illinois. >> that coach came to my house and sat down in my house, and told my mama and my daddy, we want your kid to come to our school, and we're gonna take care of your child. >> so football was your gateway to a four-year degree? >> mm-hm, and that's why i worked so hard at football. because coming from a family that didn't have much and living in a homeless shelter, living in housing authority, i felt that that was going to be the only way to pay for college, without stressing my parents out. >> you were pretty successful at eastern illinois? >> i was the captain, i felt that i did whatever coaches wanted me to do, and i was having a good time until my concussions and ba