Senator Clinton was asked early on about comments from President Bush's outgoing political adviser Karl Rove that no candidate entering the process with negative ratings as high as hers has ever gone on to winthe White House.
Murray had gone into the US Open with many predicting he could win his first Grand Slam title after a superb run at the Toronto Masters in the build-up, beating Nadal and Roger Federer on his way to winning the tournament.
Despite showing plenty of confidence on the ball and signs of a team who were third in the Championship table after the afternoon matches and could have gone top with a win, they were unable to create any clear-cut openings.