For a long time, O.J. Simpson seemed to be running away from his race. “I’m not black, I’m O.J.!” he’d tell his friends. The he was charged with murder, and his defense team needed that jury to see O.J. as black. So, they had to get creative. Gene talks to Ezra Edelman, director of the new ESPN documentary “OJ: Made in America.”(A warning, today’s episode has some racially charged language.)