now it's mostly drugs and kidnapping and things like that. >> an awful lot of them are here by a virtue of their conduct at other prisons. this is the end of the road for them. >> estelle dunsmore has been at isp for 20 years. >> i got two life sentences, my charges are first-degree murder, attempted murder, going armed with intent, assault, escape and using a firearm while perpetrating a felony and kidnapping. >> dunsmore's long rap sheet includes taking a deputy hostage and attempted murder of an isp correctional officer with a weight bar in the gymnasium. he blames his assaultive behavior on the domestic violence he witnessed as a child. >> i grew up in poverty, malnutrition. my father beat on my mother a lot, almost daily. he'd get drunk and beat her up. when i was 6 years old, he was killing her.