. >> father tom mcnally, a retired priest works as a volunteer chaplain. he routinely visits the men in ad seg. but must wear a protective stab vest at all times. >> i come out here and just talk to the men. if any of them want to talk to me. some are catholic some are not. fy can do anything to help them maybe give them a greeting card or a magazine. above all, if they want me to pray with them i'll pray for them, for their intentions. just sort of be with them for a while. tell me have you taken a look at that book yet? i don't want it back unless you're finished with it. >> i'm ready about halfway. >> good seeing you. pick up the book next time. i can get it back in the library. see you later. >> there's nothing i do in here. i stay in my cell 23 1/2 hours a day. you know. it's hard to get through the day days. you see the conditions of these cells. i need all the help i can get. >> ernie johnson, serving 26 years for robbery, was sent to ad seg for assaulting another inmate. >> i got into a fight. i have a real problem with child molesters. and i don't