AFRICAN AMERICAN LAW STUDENT UNCOVERS LOOPHOLE THAT COULD SET A NOTORIOUS SERIAL KILLER FREE   In 1982, ambitious law student Jim Potts was recruited to assist in writing a death penalty appeal for notorious convicted serial killer, Michael Dee Mattson. In DEFENDING A SERIAL KILLER: THE RIGHT TO COUNSEL [Vesuvian Books, July 20, 2021], Potts shares his…