Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Andrew McCutchen No. 22 of the Pittsburgh Pirates lays down a bunt against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Ronny Cedeno No. 5 of the Pittsburgh Pirates attempts to tag out Jason Bourgeois No. 11 of the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Clint Barmes No. 12 of the Houston Astros throws to first base during the game against the Pittsburgh Pirates on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Hunter Pence No. 9 of the Houston Astros celebrates after scoring against the Pittsburgh Pirates in the 8th inning during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Joel Hanrahan No. 52 of the Pittsburgh Pirates pitches against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Matt Diaz No. 23 of the Pittsburgh Pirates makes a catch in right field against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Neil Walker No. 18 of the Pittsburgh Pirates attempts to turn the double play on Angel Sanchez No. 36 of the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Neil Walker No. 18 of the Pittsburgh Pirates is congratulated by teammates after hitting a solo home run against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Neil Walker No. 18 of the Pittsburgh Pirates attempts to turn the double play on Angel Sanchez No. 36 of the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Paul Maholm No. 28 of the Pittsburgh Pirates pitches against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Paul Maholm No. 28 of the Pittsburgh Pirates pitches against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: A member of the grounds crew puts down diamond dirt in the infield to soak up rain falling during the game between the Pittsburgh Pirates and the Houston Astros on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Ronny Cedeno No. 5 of the Pittsburgh Pirates throws to first base against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Chris Snyder No. 19 of the Pittsburgh Pirates congratulates teammate Neil Walker No. 18 after Walker hit a solo home run against the Houston Astros during the game on May 6, 2011 at PNC Park in Pittsburgh.

Houston Astros v Pittsburgh Pirates

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PITTSBURGH - MAY 06: Wandy Rodriguez No. 51 of the Houston Astros pitches against the Pittsburgh Pirates during the game on May 6, 2011 at PNC Park in Pittsburgh.