my bunky. i'm done with him.can't associate anymore. >> while battaglia's relationships in jail might have landed him in segregation, william bernard's have resulted in violence. he was recently assaulted in his housing unit. >> what happened was an inmate polanco and rivera assaulted inmate bernard as he walked up the stairs. they got him at the first couple stairs. bernard was already on the ground. definitely was out of it. once it was called out, we were probably inside less than a minute after the fight was called out. bernard was laying on -- or sitting on the ground, looked dazed. once the officer saw it, they both ran away. gomez polanco ran to a cell that wasn't his, inmate rivera ran to his cell. >> it was a little chaotic. for the most part i tried to be nonconfrontational as much as possible. it's not what i prefer, but, unfortunately, i'm put in -- i'm put into a situation that there's really not too much i can do. >> from what i understand, inmate rivera and inmate polanco believed inmate bernard wa

>> i'm out of here, bunky. yes, ma'am. yes, ma'am. >> bye, paula. >> bye, paula. >> thank you.s, i'm going to call the program. do what i've got to do, for myself, my family. my son. 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 state prison corcoran, severely overcrowded and plagued by racial tension. we spent months inside, where officers try to maintain order in an institution with a notoriously violent past. this is "lockup: corcoran extended stay." >> get on the ground! on the ground! hold him on the ground

. >> my bunky before, he kidnapped somebody at gunpoint, so you just -- you don't know who you're sleeping finds himself with a target on his back and the victim of violence.

. >> my bunkie wanted to be downstairs. because they're not roommates.o we switched at pod time so they could be together and come out at breakfast and we'd switch back after breakfast. >> is that allowed? >> no. >> benefield says the woman who temporarily occupied her cell had some romantic notions of her own. >> first of all, i'm not gay. she was kind of like rubbing on my leg and i just wasn't feeling it. like i was not feeling it. and i was like, you know, stop. so she threw one of my personal books in the toilet. i was pissed off at that point. and i kicked -- i kicked her really hard. and then she started hitting me. i believe i got the best of her. because she was like really short. and i'm really tall. and i kind of like dominated her. >> and really the two of you weren't lovers? >> no! first of all if i am going to be that way it will definitely be with somebody my height, somebody i'm interested in. this lady was like 4'11", 5 foot, rhyme 5'8". no. >> the skirmish temporarily landed benefield in a single person segregation cell, 23 hours a day.