. >> my name is sharon yang, and i have two months left. aby's name is sharon and she is 2 1/2 months. >> reporter: do you have any question in your mind that this is okay for the babies? safe and healthy for them? >> absolutely not. i have no question of that. we've never had any kind of an incident regarding any kind of safety concerns for the child. >> reporter: prison unit supervisor sonia alley says the prison has become a model for a half dozen more nationwide. and for one simple reason. she says prison is a revolving door. recidivism for most offenders is 40%. but for women who go through the parenting program and who have titime to bond in this drug and crime-free environment, the rate of repeat offenders drops to 11%. >> never had a job before. i always made money illegally. >> reporter: always? never had an honest job? >> no. >> reporter: nicky loman is a virtual case study. >> i grew up with my dad and my grandma because my mom was always in here. i remember coming to see her when i was little. >> reporter: in this very prison? >>