Superman may stand for truth, justice and the American way, but Margaret Cho has a different way to describe Dean Cain, the actor who once played him: "dumbass." "Why would you join ICE and encourage people to join ICE when your ancestors were interned in World War II?" the San Francisco comic asked in a video shared with her 347,000 followers on Instagram on Aug. 8, addressing Cain directly. "You're Japanese. You're not even white." Cain, who is of Japanese descent on his father's side, is best known for his portrayal of the Man of Steel in the 1990s series...