every day he puts it right back on. >> this is unit "i," the segregation unit at stateville correctional. basically this is where the bad people, being extra bad in the facility, come to be locked up. they urinate, bowel movement everywhere, i think they just kind of have gone crazy, prison life is probably getting to them. >> but we've never seen a more bizarre display of the gut churning activity than at california state prison corcoran. it happened during a routine shoot at the prison hospital. >> we were there for like ten minutes. did a couple interviews with a couple of doctors. initially it seemed like it was going to be mundane and going through the process. so we decided to leave. we were all packed up ready to go back into the other section of the prison when all hell broke loose. >> we have four inmates in four different cells that are holding food trays, some of them have started flooding the tier which means they're causing the toilets to back up, causing water to come onto the floor. i'll first go out, try to talk to the inmates and trying to get them to comply with staff i