Detailed text transcripts for TV channel - MSNBC - 20120609:06:09:00
Pelican bay's powerful gangs band together by race. the slightest of rifts can trigger an institution-wide race war. >> the level of violence is not, you know, overly extreme at the moment but that can change any day. i can't say that it's on a downhill slide, uphill slide, just takes one thing to trigger it off and it's gone. >> next on "lockup," a look back at one of the worst prison riots in u.s. history.