Right-hander Brian Moehler, who exited Monday's start after 2 1/3 innings because of problems with his right knee, has been diagnosed with a slight sprain of the medial collateral ligament. 

--The Astros are third in the National League in fielding with only three errors this season. 

John Candelaria. 

Unlike the previous day, thePirates did not record a triple play. 

Eric Wolff saw trouble coming. 

Firing Cecil Cooper wouldn't be unreasonable, but it wouldn't turn the suspect Astros into contenders, Ken Rosenthal says. 

Astros update 

Astros update 

--For the second time in as many days, the Astros suffered a shutout. 

As RHP Roy Oswalt goes, so go the Astros, and he struggled early in the season. 

Brian Moehler's hold on the No. 

Elvis Andrus can't decide on the most exciting moment of his offseason. 

Astros update 

Astros update 

Houston Astros right-hander Brian Moehler will have an MRI exam on his sprained right knee Tuesday after lasting only four innings in his first two starts.