Zach Britton doesn't feel like a rookie when he's on the mound, and he certainly doesn't pitch like one. Even though he's only five starts into his big league career, the left-hander is already looking like an ace. Britton allowed one run in six innings to earn his fourth win, Derrek Lee had two hits and scored twice, and the Baltimore Orioles beat the Red Sox 4-1 Tuesday night to end Boston's five-game winning streak. Read more: http://scores.espn.go.com/mlb/recap?gameId=310426101&teams=boston-red-sox-vs-baltimore-orioles