one of them, ray hinton, was on death row. and he remembers, too vividly, the alabama electric chair and the scent that permeated the cell block when a man was met by 2,000 volts. hinton waited his turn for nearly 30 years until this past april. wheray hinton stepped i wanted tt they changed they mind >> hinton: i was not going to allow myself to really believe that i was free until i was actually free. >> pelley: free to visit his mother, who went to her gre executed.mery was hinton's first destination. and he was startled by a world that had moved on without him. >> hinton: we headed toward the graveyard, and a voice come on and said, "at two-point-so-many miles, turn right." and i said, "what the hell? who is that?" and he said his gps tracker. i knew i didn't see no white i wanted to know how did she get in that car and what is she doing in this car. man, come on. >> pelley: any voice tended to be a surprise. on death row, hinton spent most of every day alone. after 30 years inside, mostly by yourself, did you worry about c