the inmates are then given bologna sandwiches and some juice. from there they're told to follow a series of lines painted on the floor. >> okay. blue line's going to take them to cell b, which is for male. and they're going to wait -- they're going to wait in that cell to be booked. the yellow line's going to take them into cell one, which is going to be in classification. if they've already been booked, then they can go on and be classified. inmates are classified in three levels -- low, medium, and high, depending on their past crimes. >> my second time. for the same thing. i didn't finish my domestic violence classes, and that's why i got sentenced for 180 days, for not completing them. >> 21-year-old convicted wife batterer miguel castillo is no stranger to the system. >> the worst thing in processing, that you don't get your bed until sometimes eight hours, ten hours. today they told me i wasn't going to get a bed until 24 hours. >> it's a long drive from santa monica to l.a. we have to stop off in beverly hills. >> 28-year-old multiple dru