dangerous criminals in america. the interview process has to happen through glass. >> such was the case when the lock up production team encountered steven hughley in eastern tennessee. when we met him, he had been in prison for more than 20 years and was scheduled to be executed the following month. >> i shot my mother and threw her off of a bridge. we had problems for years and just finally reached a head and a girl that i had a date with came over there and when i considered the phone, she came out of her bedroom and came out of the hall way and screamed another one of yourer whos calling you. it was like i snapped. i told the girl that i had a date with i will be out to get