Oakland Athletics

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A scorekeeper updates the standings on the scoreboard at Fenway Park before a baseball game between the Boston Red Sox and the Oakland Athletics in Boston, Saturday, May 3, 2014. (AP Photo/Michael Dwyer)

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Boston Red Sox's A.J. Pierzynski beats the throw as he scores on a triple by teammate Jackie Bradley Jr. during the second inning of a baseball game against the Oakland Athletics at Fenway Park in Boston, Friday, May 2, 2014. At left is Athletics catcher John Jaso. (AP Photo/Charles Krupa)

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Oakland Athletics starting pitcher Dan Straily delivers to the Boston Red Sox during the first inning of a baseball game at Fenway Park in Boston, Friday, May 2, 2014. (AP Photo/Charles Krupa)

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Oakland Athletics starting pitcher Dan Straily delivers to the Boston Red Sox during the first inning of a baseball game at Fenway Park in Boston, Friday, May 2, 2014. (AP Photo/Charles Krupa)

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Oakland Athletics relief pitcher Ryan Cook pauses behind the pitcher's mound after giving up a grand slam to Boston Red Sox's Dustin Pedroia during the sixth inning of a baseball game at Fenway Park in Boston, Friday, May 2, 2014. (AP Photo/Charles Krupa)

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Boston Red Sox's Dustin Pedroia drops his bat while watching the flight of his grand slam off Oakland Athletics pitcher Ryan Cook during the sixth inning of a baseball game at Fenway Park in Boston, Friday, May 2, 2014. (AP Photo/Charles Krupa)

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Boston Red Sox's Dustin Pedroia is congratulated by teammate Jackie Bradley Jr. (25) after his grand slam off Oakland Athletics relief pitcher Ryan Cook during the sixth inning of a baseball game at Fenway Park in Boston, Friday, May 2, 2014. (AP Photo/Charles Krupa)

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Boston Red Sox's Dustin Pedroia celebrates as he passes Oakland Athletics catcher John Jaso while crossing home plate on his grand slam during the sixth inning of a baseball game at Fenway Park in Boston, Friday, May 2, 2014. (AP Photo/Charles Krupa)