For Game 6, the World Series returns to Boston's Fenway Park, where the home team hasn't clinched a championship since 1918. Here, Red Sox players warm up in front of the Green Monster. Jared Wickerham/Getty Images hide caption

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Big Papi is red hot: Boston's David Ortiz has driven the Red Sox to a 3-2 lead over the St. Louis Cardinals in the World Series. Rob Carr/Getty Images hide caption

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Kolten Wong of the St. Louis Cardinals slumps as Boston Red Sox first baseman Mike Napoli celebrates Sunday night. Wong was picked off at first base to end the game and the Cardinals' hopes of winning. Boston's 4-2 victory means the World Series is tied at 2-2. Elsa/Getty Images hide caption

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Home plate umpire Dana DeMuth points to third base, where an obstruction call awarded the St. Louis Cardinals' Allen Craig home plate — and the winning run in Game 3 of the World Series — Saturday night. Boston Red Sox catcher Jarrod Saltalamacchia and Koji Uehara were dismayed by the call. Jamie Squire/Getty Images hide caption

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Boston Red Sox slugger David Ortiz, a designated hitter in American League ballparks, played first base in St. Louis during the 2004 World Series. He'll do the same for Game 3 of the series Saturday. Al Bello/Getty Images hide caption

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The rout begins: Boston's David Ortiz, No. 34, scores in the first inning of Wednesday's World Series game against St. Louis. Mike Napoli's double brought in three runs, and the Red Sox were on the way to an 8-1 win. Rob Carr/Getty Images hide caption

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Matt Carpenter of the St. Louis Cardinals as he scored his team's first run Friday night. The Cards would go on to beat the Los Angeles Dodgers 9-0 and advance to the World Series. Dilip Vishwanat/Getty Images hide caption

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San Francisco Giants relief pitcher Sergio Romo reacts after the final out in Game 7 of baseball's National League Championship Series against the St. Louis Cardinals on Monday in San Francisco. David J. Phillip/AP hide caption

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Celebration: The St. Louis Cardinals spray Champagne after Game 7 of baseball's World Series against the Texas Rangers in St. Louis.

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David Freese of the St. Louis Cardinals celebrates at home plate after hitting a walk-off solo home run in the 11th inning to win Game Six of the MLB World Series against the Texas Rangers in St Louis.

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Texas Rangers pitcher Derek Holland and catcher Mike Napoli celebrate after defeating the St. Louis Cardinals 4-0 in game four of the MLB World Series.

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Albert Pujols of the St. Louis Cardinals hits his third home run of the game — tying a World Series single-game record — Saturday night in Arlington, Texas. His team beat the Texas Rangers 16-7 to take a 2-1 lead in the series.

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The Rangers' Ian Kinsler steals second in the ninth inning, barely beating the tag by the Cardinals' Rafael Furcal. The steal sparked a game-winning rally for Texas.

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A cool out: Pitcher Chris Carpenter of the St. Louis Cardinals tags first base for an out as Elvis Andrus of the Texas Rangers reaches the base.

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Tuesday: St. Louis Cardinals' Albert Pujols runs during practice for Game 1 of baseball's World Series against the Texas Rangers in St. Louis.

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