that's "hardball" for now. up next, a special edition of "all in with chris hayes" in front of a live studio audience. that starts right now. due to mature subject matter, viewer discretion is advised. >> america's prisons. dangerous. often deadly. there are 2 million people doing time. every day is a battle to survive and to maintain order. >> down on your feet! down! >> among the nation's toughest, california's state prison, corcoran, severely overcrowded and plagued by racial tension. we spend months inside, where officers try to maintain order in an institution with a notoriously violent past. this is "lockup: corcoran, extended stay."