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Tracing the Origins of the Phrase 'Walk-Off Home Run' - The New York Times
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The night Bryce Harper sent the Phillies to the World Series - ESPN
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Watch Bryce Harper Absolutely Crush Epic Walk-Off Grand Slam Vs. Cubs
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Bryce Harper hits towering walk-off grand slam as Phillies sweep Cubs: Watch
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Extended Cut: Harper and Zimmerman's clutch homers in NLDS Game 2
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Harper hits grand slam in 9th, Phillies rally past Cubs 7-5
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Phillies star Bryce Harper makes catch tumbling into photo pit in first career start at first base – Queen City News
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Cubs break Nationals' hearts with walk-off win that hasn't been seen in two decades
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Harper homers in third straight game to lead Phillies to win
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Phillies' Bryce Harper's insane walk-off HR against the Cubs!