2014 Race to Watch: Can Grimes Unseat McConnell in Kentucky?
Description:Republican Senator Mitch McConnell and Democrat Alison Lundergan Grimes face off in Kentucky in one of the most hotly contested races of the 2014 midterm elections. Can McConnell help Republicans win control of the Senate and become the next majority leader? Or does Grimes have what it takes to bring down a five-term incumbent? WSJ’s Sara Murray reports.(4:43)