Everyone has a story to tell, but most never tell it -- until now. This is one man's confession.
Dr. Allen Ault oversaw executions in Georgia from 1992 to 1995. To this day, Ault says he is still haunted by the faces of the men he put to death and has nightmares about them. Ault says ultimately the death penalty is not about justice -- it's about revenge.
Watch more: Former gang member guides kids to success
Watch Now in America at 4 p.m. ET on HLN. All this week, we're bringing you stories of real Americans dealing with the challenges, opportunities and temptations of life in America today -- and they're confessing their deepest secrets. Each day on the show, get an inside look into a life you'd otherwise never know.