>> who are the brothers? you two are brothers? >> it was like a few weeks ago. we had did some stuff over at the bus station. but they just not coming to get us. >> there are a few places in this world more tightly secured than the closed confines of america's juvenile justice system. but for some kids the revolving door of lockup seems to snag one generation after the next. >> my dad, he's locked up. so right now it's just my mom and my six sisters and my nieces and nephews and my brother and they all have no man of the house to look up to, to teach them what's right and what's wrong, so it's been hard. >> 30 miles south of chicago mary beth presides over a numbing juvenile docket. 30,000 cases in 2008 alone. it's her job to make sure the kids that come to this detention center and court complex leave