Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Red Sox play ball with a new signature sponsor - BOStoday
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Houston Astros reveal Oxy as first ever jersey partner - SportsPro
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
Red Sox play ball with a new signature sponsor - BOStoday
20160115 xbs wit by The Island 360 - Issuu
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
Red Sox play ball with a new signature sponsor - BOStoday
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