nobody got hurt. >> terrell shropshire completed his sentence at riverbend and was released in february 2008. but another memorable inmate featured on "lockup" may never know such freedom. >> i was accused of assaulting an inmate with a padlock, so that's why i'm in this area for. >> when we met dante bullock at the anamosa state penitentiary in iowa, he was spending his third day in ad seg, the administrative segregation eye it in also known as the hole. authorities say he stuffed this padlock inside of a sock and brutally attacked another inmate with it. >> do you think that you have a violent past or angry or what is your situation? >> i am violent when i am provoked. >> bullock is already serving a life sentence for kidnapping, but if the padlock assault charges stick, he could spend the next year in ad seg, locked in his cell 23 hours a day. >> i was in the wrong place at the wrong time. the inmate had been assaulted and my defense to them was telling them i was in the area and pushed out of the way as the inmate was trying to get away from the person that assaulted him. >> bullock