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

A $17 million annual deal by the Red Sox stokes debate on the value of jersey patches in a market flooded with options

Fenway Sports Management

Cardinals beat Red Sox 4-3 as Kenley Jansen blows 9th inning lead for 2nd straight day

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

The Boston Red Sox announced a major off-the-field partnership with MassMutual

Red Sox reach $170 million jersey-patch deal, Mets also interested

Boston Red Sox bag US$170m MassMutual jersey patch deal, says report - SportsPro

Yankees Jersey Patch Deal Is MLB's Richest at $25M a Year –

Boston Red Sox's Narciso Crook talks growing up in Trenton, his favorite local eateries, and the secrets of his success – Trenton Journal

Cleveland Guardians to wear Marathon jersey patch

Kiké Hernandez isn't a fan of the Red Sox's new ad patch