at some point i've got to do what's best for me and what was best for me was to end the interview. >> schreiber's stay in general population didn't last long. he was caught with a razor knife and sent back to administrative segregation where he wanted to stay all along. but it came with a price he never expected. >> so, they decided to call him up to the deputy warden's office and have a talk with him. we, the camera crew, knew the severity of the situation. timothy didn't, so he kind of went bopping up there like he usually did, very secure in the knowledge he was going back to ad seg, and he sat down in this office, and then everybody calmly proceeded to tell him that, in fact, his sentence was probably going to be increased because of the fact this was the umpteenth time they found a shank in his cell and they were going to impose new charges on him. >> oh, dude, i will tell you right now if i get criminal charges off of finding a bic