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

Ex-Yankees pitchers destined to miss Red Sox Opening Day

Houck leads Red Sox past AL East champion Orioles 6-1 in finale - WTOP News

3,551 Shirt Sponsor Stock Photos, High-Res Pictures, and Images - Getty Images

Red Sox Mass Mutual Collaboration – NBC Boston

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

Colorful jerseys here to stay: Red Sox president says team not planning future uniform changes, Sports

Phillies may have sponsored uniform patch this season

Red Sox to sport MassMutual logo under new partnership - Boston Business Journal

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

Why are the Angels wearing jersey patches with 'FBM' on them? - Los Angeles Times

Boston Red Sox and Springfield-based life insurer, MassMutual partner up

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