Jon Lester owns the Orioles

Jon Lester improved to 14-0 all-time against Baltimore and the Red Sox averted a sweep with a 6-2 victory over the Orioles. Lester (3-1) is unbeaten in 17 career starts against the O’s. Last night, he went eight strong giving up two runs on four hits, walked three and struck out five.

Vladimir Guerrero hit a solo homer, his fourth of the season and 440th of his career.

Adrian Gonzalez had three hits and two RBI.

Doublegangers:  Gonzalez and Jacoby Ellsbury have each doubled in four straight games.

Baltimore fell into last place in the AL East, a half-game behind the Red Sox, who finished 6-3 on a nine-game road trip.