JOHNS CREEK, Ga. — Mardy Fish keeps winning, even when his opponent is top-seeded Andy Roddick.
Fish extended his personal-best winning streak to nine matches with his 7-6 (7-5), 6-3 upset of Andy Roddick, the No. 9 player in the world, in the Atlanta Tennis Championships on Saturday night. Fish, the No. 6 seed, has not lost a set in the tournament.
Fish will face John Isner in Sunday's final. Isner beat Kevin Anderson 6-3, 6-7 (7-9), 6-3 earlier Saturday.
Roddick suffered only his second loss in 11 matches against Fish.
Roddick led the first-set tiebreaker 3-2 before Fish won five straight points. Leading the tiebreaker 6-5, Fish came to the net for a winning volley to take the set.