PHILADELPHIA – Chase Utley homered and drove in the go-ahead run with an RBI double in the sixth and Jimmy Rollins hit his NL-leading sixth homer for Philadelphia.

Cole Hamels (1-0) picked up the win in his worst outing of the season, allowing five runs and eight hits in six innings. In his first two starts, he gave up two earned runs in 13 innings only to watch the bullpen blow both leads.

Francisco Rosario pitched a scoreless seventh, Antonio Alfonseca worked the eighth and Tom Gordon finished for his second save in three chances.

Jason Lane had a three-run homer and four RBIs for the Astros.

Houston starter Woody Williams (0-2) gave up six runs – five earned – and eight hits in 5 1-3 innings.