Sam came up big as the US No. 1
FROM THE US VS. SERBIA DAVIS CUP TIE IN BOISE, IDAHO – Novak Djokovic looked entirely unsettled during the first set of his 7-6 (5), 6-2, 7-5 victory over John Isner in the opening contest of the US vs. Serbia Davis Cup tie.
There were the normal pre-match nerves, having to get used to the pro American crowd, the high altitude of Boise and the memory of his loss play versus Tommy Haas in Miami. He was actually pushing the ball around and was broken to 2-1 in the third game when the Serbian
