his adversary, john slaku, is serving a six-year sentence for sexual assault. our cameras were there when officers interrogated them about the fight. >> what was this all about? >> well, he's a rapist, and i was talking to the inmate, in the meal line about it with him. >> you're talking about his crime with another person. >> yeah, yeah. >> okay. >> and i was talking with another prisoner about him being a rapist, and he came up to me and said you ain't [ bleep ] i said you're not. >> i told him to stop talking about me. i repeated it. he said what are you going to do? and i just repeated it again, stop talking about me. and then he walked up to me in my face, and said now what are you going to do? >> five minutes later, he rushed me -- >> don't come at me. >> well slammed me against the wall. >> i put my hands in his face. i don't know what i did after that. >> then he starts scratching my face and i grabbed him around the waist and threw him on the floor, and i hit him twice in self-defense to get him to let go of my neck. >> okay. >> and i got 100 witnesses