If Tom Koehler has figured out why he and the Miami Marlins are so tough to beat at home, he's not saying. Koehler outpitched Josh Beckett on Friday night, and the Marlins extended their home winning streak to seven games with a 6-3 victory over the Los Angeles Dodgers. Read more http://scores.espn.go.com/mlb/recap?gameId=340502128&teams=los-angeles-dodgers-vs-miami-marlins