The San Francisco Giants' Travis Ishikawa reacts Thursday after hitting a walk-off three-run home run during the ninth inning of Game 5 of the National League Championship Series against the St. Louis Cardinals. Jeff Chiu/The Associated Press hide caption

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Outfielder Alex Gordon of the Kansas City Royals celebrates the team's Game 4 win over the Baltimore Orioles, which completed a sweep of the American League Championship Series, at Kauffman Stadium in Kansas City, Mo., on Wednesday. Jamie Squire/Getty Images hide caption

itoggle caption Jamie Squire/Getty Images