where one hole was and the other hole was, i was like oh, my gosh. however -- >> because it was so far apart. >> it wasn't a little thing it went through a lot. >> three and a half months later the first public steps in the congresswoman's remarkable recovery. in 2011, i tried to put a spotlight on big hits in the brain finding growing evidence that football puts young people at serious risk and professional players as well. in february former chicago bears safety david duerson committed suicide. he left his brain to research. when it came back it had telltale signs of injury. when stories like this rolled in, the nfl put in new rules to try to protect its players. that was march. i witnessed the aftermath in japan. >> right here in the middle of the street --