Johnnie Cochran Protege Carl Douglas -- Marcia Clark Deserves Second Chance, But We Whooped Her in Court (TMZ LIVE)

Johnnie Cochran's protege, Carl Douglas, has sympathy for his former O.J. Simpson trial opponent, Marcia Clark ... but only up to a point. Carl came on "TMZ Live" to talk about 'The People v. O.J. Simpson' cleaning up at the Emmys.…