Sweet 16th: Walk-off caps Nats' comebacks

Chris Heisey lifts a walk-off solo knock to left-center field in the bottom of the 16th inning for a 6-5 victory over the TwinsWASHINGTON -- Nearly six hours after first pitch Sunday, Nationals outfielder Chris Heisey smashed a 1-1 pitch over the left-center field fence to send the Nationals to a 5-4 victory and series sweep over the Twins and end a game that had more twists than a season of Game of Thrones.

Heisey's home run capped one of the craziest games of the season, one that featured a Bryce Harper game-tying homer, a key bunt single by a relief pitcher and three replay reviews. Brian Dozier launched a go-ahead three-run homer in the eighth inning, but Harper tied the game in the…