MassMutual will be the first sponsor to have its logo on Red Sox
MLB's Red Sox land MassMutual as jersey patch sponsor - Sportcal
Iconic Massachusetts Brands Unite: MassMutual Named Signature Partner and First Ever Jersey Patch Sponsor of the Boston Red Sox
jerseys – Blogging the Red Sox
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Final Red Sox homestand of the year is one of lasts – Boston 25 News
Kiké Hernandez isn't a fan of the Red Sox's new ad patch
Red Sox reach $170 million jersey-patch deal, Mets also interested
Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports
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Now in centerfield at Fenway Park!, Boston Red Sox, Fenway Park