Houston at Baltimore

Houston has won nine in a row after beating the Orioles 3-1 on Tuesday night, as Myles Straw homered and drove in two runs to back Zack Greinke, who continued the Astros' superior pitching. Houston has allowed a total of only 21 runs during the streak while hapless Baltimore has allowed 10 runs three times its last six games. Jose Urquidy gave up two runs on four hits in seven innings against the White Sox on Thursday and the Astros have won seven of his past eight starts. Urquidy is 3-0 with a 2.72 ERA and .182 opponent batting average in six night games. Thomas Eshelman will make his second start of the year for the Orioles after pitching 4 2/3 innings against Toronto on Friday. Houston is 12-3 the past 15 meetings at Baltimore, 23-5 the past 28 meetings overall. Play the Astros.