that whatever they might have thought they were doing, they ended up becoming a partisan arm of the republican national committee with an overwhelming focus on trying to, as they admit, drive down my poll numbers. >> now, this is also a huge week for the congressman who will be asking clinton many of the questions. trey gowdy, yesterday, he had strong words for his republican colleague. >> i have told my own republican colleagues and friends, shut up talking about things that you don't know anything about. unless you're on the committee, you have no idea what we've done, why we've done it and what new facts they have found. >> perhaps, no one will be watching this hearing more closely than joe biden. it's widely believed he'll wait and see how well clinton performs on thursday at the interview to announce whether or not he'll enter the race. that should happen sometime over