Oops, President Obama did it again. He thoughtlessly, carelessly and offensively whipped out the race card.Some people — not just black — voted for Obama because of his race. Many expected an Obama election to (a) improve "race relations" and (b) make a profound statement about America's inclusiveness. Obama's election would show how close we've come to Dr. Martin Luther King's vision of a society that judges people by the content of their character rather than the color of their skin. He seemed so uplifting. A biracial candidate (white mom, black dad), he refreshingly responded to Steve Kroft's "60 Minutes"...