WASHINGTON -- Stephen Strasburg and Max Scherzer may headline the Nationals starting rotation, but Tanner Roark is proving to be pretty reliable.Roark and the Washington bullpen outdueled Madison Bumgarner as the Nationals beat the San Francisco Giants 1-0 Sunday in a matchup of NL division leaders.Roark (12-6) gave up five hits in seven innings and won for the sixth time in his last seven decisions. The right-hander has thrown at least seven shutout innings a league-best seven times.Hes not amazing us anymore, manager Dusty Baker said. Weve kind of come to expect it.Bumgarner (10-7) lost despite allowing just two hits, including Wilson Ramos 18th home run in the seventh inning.Pitching opposite the Giants ace, Roark knew he couldnt afford too many mistakes.Hes always aggressive, Roark said of Bumgarner. Hes one of the top pitchers in the game, so going against that gives me an extra boost. I want to go out there and do the same and not get beat.Ramos homer came after Roark escaped a jam in the seventh. With runners on second and third, center fielder Ben Revere made a spectacular, over-the-shoulder catch to rob Brandon Belt of extra bases.It was Roarks 105th and final pitch of the afternoon.Tanner, he pitched one heck of a game, Revere said. He was just hitting spots, getting key outs and hes pitching well. He pitched a heck of a game. He was definitely the player of the game in my book. I was just trying to help him out the best I can.The crowd of 32,790 at Nationals Park saluted Revere with a standing ovation as he ran off the field.Ben saved the game, Baker said. That was a Willie Mays catch right there. Boy, that was big.Shawn Kelly retired the Giants in order in the eighth and Mark Melancon pitched the ninth for his 31st save. Melancon converted his first save opportunity since he was acquired in a trade with the Pittsburgh Pirates on July 30.Roark escaped multiple jams, working around five hits and three walks, striking out five.Bumgarner struck out seven and walked two. He was coming off one the worst starts of his career, allowing 10 hits and eight runs in five innings against Philadelphia.I knew hed pitch well today, Giants manager Bruce Bochy said. Thats who he is. What a terrific job. I knew that he would bounce back and throw a beauty and he did.Bumgarner retired 11 of the first 12 batters and didnt allow a hit until Anthony Rendons two-out double in the fourth. The Giants ace is winless in five starts since the All-Star break.All I can do is come out and put us in a good spot and keep us in the game and hope that things go our way, he said. It hasnt since the break, but thats just the way it goes. I cant worry about that, or its just going to dig a deeper hole.With the win, the Nationals took the season series over the Giants four games to three, giving them the tiebreaker should the teams finish with the same record at the end of the regular season.ON-BASE STREAKINGNationals left fielder Jayson Werth extended his on-base streak to a career-best 38 straight games, drawing a four-pitch walk in the first inning. His string is the longest in the majors this season.TRAINERS ROOMGiants: RF Hunter Pence struck out as a pinch-hitter in the ninth. He didnt start after bouncing a foul ball off his face Saturday. Pence underwent a CT scan after Saturdays game, which showed no fracture to the orbital socket. ... LHP Josh Osich (forearm strain) is expected to make a rehab appearance with Double-A Richmond on Monday. Osich (1-2, 4.25) last pitched July 23.Nationals: RF Bryce Harper didnt play, a day after leaving a game with neck stiffness. Chris Heisey replaced Harper in right field.UP NEXTGiants: RHP Johnny Cueto (13-3) takes the mound to begin a three-game series in Miami. Cueto has lost his last two decisions and is winless in his last four starts overall. The Giants will face RHP Jose Fernandez (12-6), who is 26-2 lifetime at Marlins Park.Nationals: After a day off Monday, Washington opens a two-game interleague series at home against Cleveland. Scherzer (11-6) is 3-0 in his last four starts, having thrown at least seven innings in each outing.Keith Tkachuk Jersey Large .Y. - New York City has been selected to host the NBA All-Star weekend in 2015, with the game played at Madison Square Garden and the slam dunk contest and other skills events held at the Barclays Center in Brooklyn. Custom Keith Tkachuk Jersey . 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Anthony had 24 points and nine rebounds, and the Knicks avenged an embarrassing home loss with a rout of their own, beating the Boston Celtics 114-88 on Wednesday night for their third straight victory.Pat Haden, who retired in June as USCs athletic director, was taken by ambulance from the campus Tuesday and hospitalized.Haden had felt light-headed, similar to previous health incidents, but was alert and talking, sports information director Tim Tessalone told media outlets.Haden, 63, also experienced light-headedness on campus in February and was hospitalized before undergoing an unspecified medical procedure.In October 2015, before a football game at Notre Dame, he dropped to a knee and was taken to the USC locker room for evaluation after feeling light-headed. He briefly went to the hospital that day.Two weeks after the scare at Notre Dame, Haden cited unspecified heealth concerns when he stepped down from the College Football Playoff committee.dddddddddddd He wasnt specific about his health problem, but he has a pacemaker.Haden officially retired as USC AD on June 30 but has remained with the school to guide the renovation of the Los Angeles Memorial Coliseum.Haden, a former USC quarterback, ran the Trojans athletic department for nearly six years, taking over from Mike Garrett in 2010 with a primary mandate to lead the Trojans through a multiyear stretch of NCAA sanctions against their football program. ' ' '