BALTIMORE (AP) — Edwin Jackson took a one-hitter into the seventh inning, Adam LaRoche homered, and the Washington Nationals beat rookie Wei-Yin Chen and the Baltimore Orioles 3-1 on Saturday night.
Michael Morse had two hits and scored a run for the NL East-leading Nationals, who improved to 10-7 in interleague play and 2-3 against Baltimore.
Adam Jones hit his team-high 19th home run for the Orioles, whose six-game home winning streak ended.
Jackson (4-4) gave up one run, four hits and a walk in 6 1-3 innings. He retired the first 12 batters he faced and permitted only one runner past first base through six innings.