cleaning up. we keep cleaning, we keep cleaning, we mop, we do a couple of toilets. this is a women's holding cell. >> the chief benefit of the new job is that it earns him two for one time. meaning he gets an extra day off his sentence for each day he works. >> two for one so you'll be out in half the time. >> absolutely. >> how much longer? >> i don't even count the days, technically, because it's a really bad thing. it's like a bad omen, but i'm march 12th. i don't want to know how many days that is whatsoever. >> harrington will serve the rest of his sentence with other short-timers in maricopa's tent city. but there's a cordoned off area of tent city called o-yard a place where the future is not so clear. >> this is o-yard. a lot of the public calls this the immigration yard because 80% of our inmates are here undocumented. they don't have papers. they're here illegally. when an illegal immigrant