BOSTON (Interstat) — Cade Cavalli pitched seven dominant innings, allowing one unearned hit and striking out 13, leading the Washington Nationals to an 8-1 victory over the Boston Red Sox on Tuesday night at Fenway Park.

Cavalli (5-4) retired 21 of 22 batters faced, with the only Boston run scoring on a first-inning fielding error. Keibert Ruiz drove in three runs with a single and a double. James Wood added a single, double and two RBIs. Luis García Jr. doubled in two runs, and CJ Abrams hit a solo homer.

Washington scored one run in the fifth, three in the seventh and four in the eighth. Boston’s lone run came in the first. Nationals pitchers combined for 15 strikeouts, 54 balls and 15 balls in play.

Greg Weissert (0-2) took the loss, allowing two earned runs in 1 2/3 innings. Boston fell to 37-47. Washington improved to 44-43.

Attendance was 33,669. Time of game was 2:58.