NEW YORK — Country music might seem like a pretty conservative medium, but Tim McGraw is bucking the trend. "It's innate in me to be a Democrat — a true Southern populist kind of Democrat. There's not a lot of those anymore," McGraw tells Time magazine in its Oct. 23 issue. "The issues that matter to me are the social safety nets for people, health care, middle-class concerns. We need to take care of the middle class and the poor in our country. The chasm is getting larger between haves and have-nots, and that's something we need to close down...