In case it wasn't evident before Opening Day, we now know why the Baltimore Orioles added another slugger to a team that led the major leagues in home runs last season. Nelson Cruz celebrated his Orioles debut by hitting a tiebreaking home run in the seventh inning, and Baltimore beat Jon Lester and the defending World Series champion Boston Red Sox 2-1 Monday. Read more http://scores.espn.go.com/mlb/recap?gameId=340331101&teams=boston-red-sox-vs-baltimore-orioles