away from the bay area living on his farm where hend chickens. he will forever live with that night in oakland. scott old son was severely injured in this intersection, 14 and broadway in oakland. since then there have been many demonstrations here. and he wonders, he even worries if he could have double more to protect all the protesters that came after him. >> it makes me feel like i let some people down i couldn't have used my position a few years ago with this case to push harder for changes. i'm frustrated and angry and hopeful all at the same time. i'm frustrated and angry to see the police still using this violence, but i'm hopeful that we can come out with a better solution. >> reporter: according to oakland police, since occupy, the department has significantly changed its training and policies. eliminating the use of certain projectiles, including the type