Republicans are misrepresenting Obama's tax proposals right down to the bitter end. New radio ads from the McCain campaign and a TV spot from the pro-Republican group Let Freedom Ring are targeting voters nationwide with some of the same tax deceptions we've been hearing all fall, rolled in a bundle and flung through the airwaves. One of the radio ads features Hank Williams Jr., the other Florida Gov. Charlie Crist. But new packaging doesn't make the charges any less false.