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Boston Red Sox land a 10-year partnership with MassMutual
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Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
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20160115 xbs wit by The Island 360 - Issuu
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Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
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Marcus Smart loving Trevor Story, Franchy Cordero wearing his 36 as Red Sox wear Celtics jerseys on plane to Chicago
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For the first time, historic Boston Red Sox jersey will have a sponsor patch
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Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
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Boston Red Sox top prospect Marcelo Mayer belts first professional homer, drives in four runs in FCL game
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Men's Boston Red Sox Pro Standard White Team Logo T-Shirt
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Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe