Red Sox-Phillies MLB 2021 live stream (7/9) How to watch online, TV info, time
MLB trends: Inside J.D. Martinez's decline against fastballs and Justin Upton's late-season turnaround
Boston Red Sox officially sign J.D. Martinez to 5-year deal through 2022 - ESPN
Red Sox officially announce J.D. Martinez signing
J.D. Martinez declines to exercise opt-out clause, returns to Boston Red Sox for 2022 season - TSN.ca
Red Sox GM's winter patience with J.D. Martinez is paying off big time – New York Daily News
Report: J.D. Martinez fed up with Red Sox, would prefer signing elsewhere
How J.D. Martinez changed the culture of hitting within the Red Sox clubhouse - The Athletic
Olney: Red Sox offered J.D. Martinez contract in range of $100 million