The Seattle Mariners used a power display to help out their young starter -- and improve their playoff chances. Dustin Ackley hit two solo homers, and Mike Zunino and Kyle Seager each hit three-run shots in a seven-run fourth inning as Mariners cruised to a 10-5 win over the Houston Astros on Friday night. Read more http://scores.espn.go.com/mlb/recap?gameId=340919118&teams=seattle-mariners-vs-houston-astros