SAN DIEGO (AP) -- Chris Denorfia hit a two-run, pinch-hit homer off Aroldis Chapman in the bottom of the ninth inning to give the San Diego Padres a 2-1 victory over the Cincinnati Reds on Monday night.
Chapman (3-4) walked leadoff batter Yonder Alonso on a 3-2 pitch, then Denorfia drove a 98 mph first-pitch offering from Chapman over the center-field fence 423 feet away to deal the Reds their fourth straight loss.
Luke Gregerson (5-5) pitched the ninth for the win.
Mike Leake and Sean O'Sullivan, two San Diego natives, matched up against each other. Leake went seven scoreless innings, allowing four singles.
O'Sullivan, making his third start for the season for the Padres, went six innings and allowed one run on five hits. He walked five and struck out one.
Reds center fielder Derrick Robinson led off the fifth with a triple off the fence in left-center. He scored when Cesar Izturis hit a grounder to first, which Alonso grabbed, touched first base for the putout then fired home, but...