Alex Sanabia pitched into the sixth inning to earn his first major league win, and the Florida Marlins shut out Washington for the second game in a row, 1-0 on Sunday.

The Nationals went 0 for 9 with runners in scoring position for the second consecutive game. They stranded nine.

Sanabia (1-1), making his second career start, allowed four hits in 5 1-3 innings and lowered his ERA to 2.12 in five games this season.

Four relievers completed an eight-hitter for Florida's ninth shutout this season. Jose Veras pitched a scoreless seventh and has yet to give up a run in 12 innings since coming up from Triple-A New Orleans in June.

Beanballs blogNats Postgame - 1-0 loss at FloridaUP NEXTNationals at RedsWhere » Great American Ball Park, CincinnatiWhen » Monday, 7:10 p.m.TV » MASN

Leo Nunez earned his 22nd save in 27 chances by pitching the ninth, when the Nationals squandered their final opportunity. After Adam Kennedy singled with one out, pinch hitter Mike Morse also singled, but Kennedy slipped rounding second base and was tagged out trying to get back to the bag.

Pinch hitter Ivan Rodriguez then struck out to end the game.

The Marlins managed only six hits and went 1 for 10 with runners in scoring position, stranding 10. They scored in the fifth on back-to-back doubles by Emilio Bonifacio and Gaby Sanchez.

The last-place Nationals dropped their sixth consecutive rubber game in a series. They've lost eight of their past nine day games, and they're 6-24 on the road since mid-May.

In the back-to back-shutouts, Washington totaled 19 hits, all singles.

Craig Stammen (2-4) wound up with the loss, allowing the only run along with six hits and three walks in six innings.

The Nationals' best scoring chance against Sanabia came in the third, when they loaded the bases with one out. The rookie then struck out Adam Dunn and got Josh Willingham to tap out.

Cristian Guzman reached second with one out in the eighth, but Clay Hensley struck out Dunn and retired Willingham on a popup.

Notes » Before the game, the Marlins recalled OF Bryan Petersen from Triple-A New Orleans. ... The bees were gone Sunday. The Marlins reopened the section near the bullpen that had been closed because of an infestation of the insects. ... Nationals starters allowed two earned runs in 18 innings in the series.