By the time the 12th inning rolled around, the San Diego Padres were without third baseman Chase Headley -- his strained calf could send him to the disabled list -- and left fielder Seth Smith, who hurt a groin muscle. The Padres were on their way to using a total of 20 players, including seven pitchers. Well, seven on the mound, and one in left field. Andrew Cashner briefly filled in for Smith before manager Bud Black made a double-switch. So it was quite a relief when Xavier Nady delivered a tiebreaking RBI single off Craig Stammen in the top of the 12th to give San Diego a 4-3 victory over the Washington Nationals on Thursday night. Read more http://scores.espn.go.com/mlb/recap?gameId=340424120&teams=san-diego-padres-vs-washington-nationals