of concussions, they are removed from play should appear they suffered a concussion, and i'll richard weigel in medical professional has cleared them. just this month with the 50th state has that law, and now the nfl is solely responsible for that work, and we're happy to lead in the state to get this done. i wanted to mention two other components. we're proud to work with the cdc, promoting concussions material that cannot 2 million of kids, posters, and locker rooms. we've also invested tens of millions of dollars in research. $30 million with the nih which is the artist grants that the nfl had ever given. the first 12 million and -- $12 million of that have gone out to study dramatic brain injury, and we have a partnership with under armour and an electric to improve the diagnosis and treatment of concussion. find better ways to protect against concussion in the first place. these are ongoing issues and ones that we think are going to yield significant successes in a short amount of time. i apologize for exceeding the limit, but i appreciate the time. >> mr. hollenbeck. >> thank you for t