Pittsburgh Pirates' Adam LaRoche (25) rounds the bases as Houston Astros pitcher Doug Brocail reacts after LaRoche hit a solo home run in the eighth inning of a baseball game in Pittsburgh, Tuesday, July 8, 2008. The Pirates won 4-3.

Houston Astros relief pitcher Doug Brocail (26) leaves the mound after giving up the go-ahead two-run single to Pittsburgh Pirates Nate McLouth in the eighth inning of a baseball game at Pittsburgh Tuesday, July 8, 2008. The Pirates won 4-3.

Pittsburgh Pirates' Nate McLouth follows through on a two-run eighth-inning single off Houston Astros relief pitcher Doug Brocail in a baseball game in Pittsburgh, Tuesday, July 8, 2008. The Pirates won 4-3.

Houston Astros' Carlos Lee, right, is greeted by teammate Miguel Tejada after hitting a two-run, fifth-inning home run off Pittsburgh Pirates reliever T.J. Beam in a baseball game at Pittsburgh, Tuesday, July 8, 2008.

Houston Astros' Carlos Lee hits a two-run, fifth-inning home run off Pittsburgh Pirates reliever T.J. Beam in a baseball game at Pittsburgh Tuesday, July 8, 2008. Catching is Pittsburgh Pirates' Ryan Doumit.

Houston Astros' Carlos Lee (45) is greeted by teammate Lance Berkman (17) who scored on Lee's two-run, fifth-inning home run off Pittsburgh Pirates reliever T.J. Beam in a baseball game at Pittsburgh on Tuesday, July 8, 2008.

Houston Astros manager Cecil Cooper looks on in the dugout during a baseball game against the Pittsburgh Pirates at Pittsburgh, Tuesday, July 8, 2008.

Houston Astros' Hunter Pence, left, follows through on a solo-homer in the fourth-inning of a baseball game off Pittsburgh Pirates starter Ian Snell in Pittsburgh, Tuesday, July 8, 2008. Storm clouds started forming during the fourth inning.

Houston Astros' Hunter Pence, right (9), is congratulated by third base coach Ed Romero, after hitting a solo-homer in the fourth-inning of a baseball game against Pittsburgh Pirates starter Ian Snell in Pittsburgh Tuesday, July 8, 2008.

Houston Astros pitcher Brandon Backe throws in the first inning of a baseball game against the Pittsburgh Pirates at Pittsburgh, Tuesday, July 8, 2008.

Pittsburgh Pirates pitcher Ian Snell throws against the Houston Astros in a baseball game at Pittsburgh Tuesday, July 8, 2008.

Pittsburgh Pirates pitcher Ian Snell throws against the Houston Astros in a baseball game at Pittsburgh Tuesday, July 8, 2008. AP Photo/Gene J. Puskar)

Pittsburgh Pirate's Nate McLouth watches a ball fouled back before hitting his lead off solo home run in the second inning of a baseball game against the Houston Astros in Pittsburgh Monday, July 7, 2008. The Pirates won 10-7.

Pittsburgh Pirate pitcher Damaso Marte pitches against the Houston Astros in the ninth inning of a baseball game in Pittsburgh Monday, July 7, 2008. The Pirates won 10-7.

Houston Astros second baseman Mark Loretta misses the tag on Pittsburgh Pirates second baseman Luis Rivas as he slides safely into second base in the first inning of baseball game in Pittsburgh, Monday, July 7, 2008.

Houston Astros short stop Miguel Tejada tags out Pittsburgh Pirate Jason Bay at second base on the top half of a double play in the eighth inning of a baseball game in Pittsburgh, Monday, July 7, 2008. Pirates won 10-7.

Pittsburgh Pirates Nate McLouth rounds second base after hitting a solo home run against Houston Astros starting pitcher Runelvys Hernandez in the second inning of a baseball game in Pittsburgh Monday, July 7, 2008.

Houston Astros second baseman Darin Erstad misses the tag on Pittsburgh Pirates second baseman Luis Rivas as he slides safely into second base in the first inning of baseball game in Pittsburgh, Monday, July 7, 2008.

Pittsburgh Pirates starting pitcher Phil Dumatrait pitches against the Houston Astros in the third inning of a baseball game in Pittsburgh, Monday, July 7, 2008.

Houston Astros' Carlos Lee, center, gets a high five from Miguel Tejada, right, after scoring on two-run home run in the first inning of a baseball game against the Pittsburgh Pirates, Monday, July 7, 2008 in Pittsburgh.

Pittsburgh Pirates' Jason Bay, bottom, slides safely into home plate as Houston Astros catcher J.R. Towles bobbles the ball during in the second inning of their baseball game in Pittsburgh, Monday, July 7, 2008.

Houston Astros pitcher Tim Byrdak, right, leaves the field as Atlanta Braves' Yunel Escobar heads home from second after the Braves' Mark Teixeira singled the winning run during the 17th inning of a baseball game, Sunday July 6, 2008, in Atlanta. Atlanta won 7-6.

Atlanta Braves second baseman Martin Prado, left, forces out Houston Astros' Ty Wiggington on the fielders choice during the 11th inning of a baseball game, Sunday July 6, 2008, in Atlanta. Atlanta won 7-6 after 17 innings.

Atlanta Braves Mark Teixeira hits a single during the 17th inning to score Gregor Blanco during a baseball game against the Houston Astros on Sunday July 6, 2008, in Atlanta. Atlanta won 7-6.

Atlanta Braves' Mark Teixeira right, celebrates with Chipper Jones, second from right, as Brian McCann, left, and Greg Norton join them after Teixeira drove in the winning run against the Houston Astros in the 17th inning of a baseball game, Sunday July 6, 2008, in Atlanta. The Braves won 7-6.

Atlanta Braves Mark Teixeira, left, celebrates his game-winning RBI with Greg Norton after beating the Houston Astros 7-6 in the 17th inning of a baseball game, Sunday July 6, 2008, in Atlanta.

Atlanta Braves Mark Teixeira, right, celebrates his game-winning RBI with Ruben Gotay after beating the Houston Astros 7-6 in the 17th inning of a baseball game, Sunday July 6, 2008, in Atlanta.

Atlanta Braves' Charlie Morton pitches against the Houston Astros during the first inning of a baseball game, Sunday July 6, 2008, in Atlanta.

Houston Astros' Wandy Rodriguez pitches against the Atlanta Braves during the second inning of a baseball game, Sunday July 6, 2008, in Atlanta.

Houston Astros' Ty Wigginton watches his grand slam home run ball against the Atlanta Braves during the third inning of a baseball game, Sunday July 6, 2008, in Atlanta.