Castro, Wallace power Astros split quad to 9-4 win over Tigers

Jason Castro and Brett Wallace each homered for a Houston Astros split squad Tuesday in a 9-4 victory over the Detroit Tigers.

Wallace had three hits for the Astros. Castro and Rick Ankiel had two hits apiece for Houston.

Robbie Grossman and Trevor Crowe drove in four runs on back-to-back extra base hits in Houston's five-run fifth inning against Duane Below.

Brayan Pena's two-run homer off John Ely gave the Tigers a 3-2 lead in the fourth.

Erik Bedard pitched two innings in his first start for the Astros, giving up an unearned run on Wallace's throwing error.

Doug Fister gave up the two-run home run to Castro in his two-inning start for Detroit.

Bruce Rondon, the Tigers hard-throwing rookie closer candidate, walked two and struck out two before being taken out of the game in the third.