sergeant bill nelson was that day's shift leader and one of the first on the scene. >> now i can see that the inmate has a box cutter. pam is pleading with him not to hurt her. i try to open up a dialog of conversation, what's going on? let her go, we can work this out. he yells, get out or i'm going to kill her. >> i kept hearing him say, let her go, take me. let her go, take me. >> pam is still pleading, please don't hurt me. she's crying. and i go, hey, i'll trade with you. let her go. then you've got a sergeant. you can have me. >> he had the utility knife. i felt it scratch my cheek. >> he made a cutting motion with the blade from underneath her left ear to underneath her right ear. i saw the gaping wound open up, the blood fly, and he pushed her. what i did not realize is when he cut her, the whole world exploded through the doors behind us. >> officers flooded the sewing factory and swarmed the inmate. within seconds, kahanic was rushed to safety and the inmate secured to a transport restraint chair was taken to a segregation cell. >> and a short time later, i seen them bring