DETROIT -- Don Kelly hit a sacrifice fly in the bottom of the ninth to score Omar Infante, giving the Detroit Tigers a walkoff 5-4 victory over Oakland Athletics on Sunday and a 2-0 lead in their best-of-five division playoff series. Kelly had scored the tying run in the Tigers' eighth-inning rally that tied the game at 4-4. The series moves to Oakland, where the Tigers can end the series Tuesday. Triple-Crown winner Miguel Cabrera led the Tigers, going 3 for 5 with two doubles. Al Alburquerque was the winning pitcher after throwing 1/3 of an inning in the ninth. A's closer Grant Balfour took the loss.