A brash, young champion will begin defending his title at NASCAR's highest level in February. He's outspoken, funny and down-to-Earth. And he has a knack for connecting with both old-school fans and savvy, young Twitter users. His name is Brad Keselowski.
If you don't follow NASCAR closely, you may have been introduced to the sport's 28-year-old champion last fall through his celebratory interview on SportsCenter.