MIAMI -AP- Giancarlo Stanton homered to back a strong outing by Jose Fernandez, who pitched eight innings and struck out 12 for the Miami Marlins in a 1-0 victory over the Washington Nationals on Tuesday night.Fernandez (16-8) allowed three hits without a walk to outduel Washington's Tanner Roark (15-9) who pitched seven innings and allowed one run.David Phelps pitched the ninth for the Marlins and recorded his fourth save in 10 chances. The Nationals were held to four hits in their fourth consecutive loss.Stanton's 27th home run broke a scoreless tie in the bottom of the sixth inning. Stanton also homered in Monday's 4-3 win.Stephen Drew smacked a double off the top of the right field fence over Stanton's head in the first inning before Fernandez retired the next 21 batters.Wilson Ramos broke through in the top of the eighth with a soft liner to center and Brian Goodwin followed with a single to right.Fernandez struck out Danny Espinosa and got pinch-hitter Daniel Murphy to ground out to get out of the jam.Marlins hitting coach Barry Bonds was among those in the dugout congratulating Fernandez, grabbing him with both hands and kissing him repeatedly on both cheeks. "I love you!" Bonds shouted as Fernandez grinned.The Marlins loaded the bases in the third inning, but Christian Yelichlined out to shortstop to end the inning.