Less than five months after having back surgery, Wimbledon champion Andy Murray propelled Britain into the next round of the Davis Cup and earned some time off. Murray beat Sam Querrey 7-6 (5), 6-7 (3), 6-1, 6-3 to clinch Britain's opening-round victory against the United States on Sunday at Petco Park. ''I'm proud of the way I'm playing just now, because I had to do a lot of work to get back to where I want to be,'' Murray said after celebrating with his teammates on the red clay court in a temporary stadium in left field of the downtown home of baseball's San Diego Padres. More...