MassMutual will be the first sponsor to have its logo on Red Sox uniforms - The Boston Globe

Red Sox, MassMutual near a $17M jersey patch deal - Boston Business Journal

Milliken's Red Sox recap - Mariners 10, Red Sox 1

It's come to this: our Red Sox as human billboards

MassMutual becomes 'signature sponsor' for Boston Red Sox

Boston Red Sox confirm MassMutual as signature sponsor - SportsPro

Red Sox Mass Mutual Collaboration – NBC Boston

MassMutual will be advertising on the Red Sox jersey in 2023. - Over the Monster

Red Sox kicks off plan to bring all BPS 6th graders to Fenway Park

Yankees Announce Starr Insurance Jersey Patch, Partnership in Video, News, Scores, Highlights, Stats, and Rumors

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