Painting Caucasian models black, also known as "blackface", is becoming a popular high fashion trend. First French Vogue, then an episode of America's Next Top Model, and now V Magazine, have incorporated the "blackface" look. Mario Sorrenti directed the spread in V, it features model Sasha Pivovaro in "blackface", posing opposite Heidi Mount . The new V Magazine with this spread is set to hit stands tomorrow. What's the dilemma in just hiring a black model?