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Boston Red Sox Archives - SportsPro
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
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MassMutual becomes 'signature sponsor' for Boston Red Sox
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
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Houston Astros reveal Oxy as first ever jersey partner - SportsPro
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
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MassMutual, Red Sox announce multiyear partnership
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Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
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Houston Astros reveal Oxy as first ever jersey partner - SportsPro
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MassMutual, Red Sox announce multiyear partnership