CLEVELAND – César Hernández ripped an RBI double into the right-field corner with two outs in the ninth inning as Cleveland rallied for its third walk-off win in four days, a 4-3 victory Friday night over the Pittsburgh Pirates that kept the Indians' hopes alive for winning the AL Central.Down 3-1 and held to one hit for eight innings, the Indians found more of the late-inning magic that has carried them this week.Tyler Naquin drew a leadoff walk off Chris Stratton (2-1) and pinch-hitter Jordan Luplow, who hit a walk-off homer on Wednesday night to beat the Chicago White Sox, hit an RBI double high off the wall in left.Delino DeShields — who broke up Pittsburgh's no-hit bid with a bunt single in the seventh — hit an RBI single one out.