before they checked the disks, investigators wanted to make sure that they actually belonged to joe snodgrass and weren't someone els. so she asked him to come to the interrogation room to identify them. >> snodgrass was in a cooperative posture. he was a law enforcement official so someone is investigating, well, naturally you try to cooperate and help so you can get him off the suspect list. >> as snodgrass examined the disks, investigators were momentarily distracted and he pulled out a pair of scissors and shredded them. now, they wrestled the scissors away from him but there are pieces of this disk on the floor. i tell you, a couple of things go through your mind at this point. the first thing is how in the world did this man get scissors into the interview and second of all, how did he get the disk and do this? >> apparently, snodgrass knew investigators had his floppy disks and he came to the interrogation prepared. >> we knew that whatever was on that disk was absolutely -- should i say death to joe. >> snow snodgrass was immediately taken into military custody. he called us up and sa