Senghor told Martin he was sentenced to 17 to 40 years at the age of 19: "Going into that environment, I had no hopes of ever getting out. I didn't even think about getting out, it was pretty much like I had to leave everything I knew about life behind and prepare myself to do the rest of my life in prison."
Shaka Senghor's extraordinary story does not have to be the only one of its kind.
