Red Sox to sport MassMutual logo under new partnership - Boston
Iconic Massachusetts Brands Unite: MassMutual Named Signature
Boston Red Sox bag US$170m MassMutual jersey patch deal, says
Red Sox play ball with a new signature sponsor - BOStoday
Red Sox, MassMutual Partner Up
MassMutual, Red Sox announce multiyear partnership
Red Sox reveal first-ever uniform advertisements; MassMutual
Red Sox play ball with a new signature sponsor - BOStoday
Houston Astros reveal Oxy as first ever jersey partner - SportsPro
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NYSportsJournalism.com - Home
Houston Astros reveal Oxy as first ever jersey partner - SportsPro
MassMutual will be the first sponsor to have its logo on Red Sox