Oscar-winning actress Regina King will make her feature-directing debut with an adaptation of Kemp Powers' debut play, One Night in Miami, which finds Cassius Clay, Malcolm X, singer Sam Cooke and football star Jim Brown hanging out together at a Miami motel. Set on the night of February 25th, 1964, the story follows a young Cassius Clay — before he was known as Muhammad Ali, for our younger readers — fresh off his victory over Sonny Liston for the heavyweight title, which shocked the entire boxing world. While thousands of people hit the night clubs of Miami Beach to party …