MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe
Brewers sign former Red Sox outfielder Raimel Tapia
Red Sox reveal first-ever uniform advertisements; MassMutual patches coming in 2023
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Sox say so long to John Hancock. But hello maybe to MassMutual. - The Boston Globe
Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal
Red Sox to sport MassMutual logo under new partnership - Boston Business Journal
Boston Red Sox confirm MassMutual as signature sponsor - SportsPro
Chris Sale credited Alex Cora's 'Dodgeball' reference after first win
Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro
Ex-Yankees pitchers destined to miss Red Sox Opening Day
MLB Jerseys' to Feature Corporate Sponsor Logos for First Time Ever In 2023