Britain lead USA 3-1 in Davis Cup

Andy Murray sealed a 3-1 Davis Cup win for Great Britain with a straight-set victory over American number one John Isner on Sunday. Murray saved three set points before winning the opener on a tie-break and stayed in control after that to claim a 7-6 (7/4), 6-3, 7-6 (7/4) first round victory in Glasgow. The win clinched a 3-1 triumph over the United States and set up a World Group quarter-final tie against France. Earlier, Bob and Mike Bryan kept US alive by beating Jamie Murray and Dom Inglot 6-3, 6-2.