Roy Oswalt throws the first pitch of the Astros' 2009 season

LOS ANGELES, CA - JULY 17: Roy Oswalt #44 of the Houston Astros pitches against the Los Angeles Dodgers at Dodger Stadium on July...

Jul 17, 2009; Los Angeles, CA, USA; Houston Astros starter Roy Oswalt (44) pitches during the game against the Los Angeles Dodgers at Dodger Stadium. Mandatory Credit: Kirby...

Houston Astros starting pitcher Roy Oswalt departs after pitching 1 and 2/3 innings during the second inning of a baseball game...

Houston Astros pitcher Roy Oswalt (44) throws to St. Louis Cardinals' Albert Pujols, right, during the first inning of a baseball...

Jul 17, 2009; Los Angeles, CA, USA; Houston Astros starter Roy Oswalt (44) pitches during the game against the Los Angeles Dodgers at Dodger Stadium

10 July 2009: Houston Astros starting pitcher Roy Oswalt (44) pitches during the Washington Nationals vs. Houston Astros baseball game at Minute Maid Park on...

CHICAGO - MAY 16: Starting pitcher Roy Oswalt #44 of the Houston Astros delivers the ball against the Chicago Cubs on May 16, 2009...

WASHINGTON - MAY 05: Roy Oswalt #44 of the Houston Astros pitches against the Washington Nationals at Nationals Park on May 5...

St. Louis Cardinals v Houston Astros ST. LOUIS - APRIL 11: Starting pitcher Roy Oswalt #44 of the Houston Astros pitches against the St. Louis Cardinals on April 11, 2009 at...

ST. LOUIS - APRIL 11: Starting pitcher Roy Oswalt #44 of the Houston Astros pitches against the St. Louis Cardinals on April 11, 2009 at...

HOUSTON - OCTOBER 25: Roy Oswalt of the Houston Astros pitches during Game Three of the Major League Baseball World Series against...

...Pujols (5) follows through on a grand slam home run off of Houston Astros starting pitcher Roy Oswalt (44) (not-pictured) in the fifth inning at Busch Stadium. St. Louis defeated Houston 11-2...

LOS ANGELES - MARCH 22: Starting pitcher Roy Oswalt #44 of the United States drops his head after giving up the third run of the...

United States starting pitcher Roy Oswalt gives is taken out of the game by manager Davey Johnson during the fourth inning of...