(Detroit, MI) -- The Boston Red Sox are just one win away from reaching the World Series. Mike Napoli homered as Boston jumped out to a 4-0 lead and held on for a 4-3 win over Detroit in Game Five of the American League Championship Series at Comerica Park. Jacoby Ellsbury and David Ross also drove in a run each for theRed Sox, who can close out the best-of-seven series with a win in Game Six on Saturday at Fenway Park. Jon Lester tossed five-and-a-third innings of two-run ball for the win. Koji Uehar recorded the final five outs for his second save of the series and fourth of the postseason. Miguel Cabrera and Brayan Pena plated a run each for the Tigers. Game One winner Anibal Sanchez allowed four runs, three earned, in six frames to suffer the loss.