49ers place CB Richard Sherman on injured reserve with calf injury - ESPN
Former Seahawks star Richard Sherman set to enter free agency in March - Field Gulls
49ers took a chance on Richard Sherman; it's paying richly for both
After the loss, people are trash talking back at Richard Sherman - Field Gulls
Richard Sherman doubtful over San Francisco 49ers return for the 2021 NFL season, NFL News
NFL star Richard Sherman negotiated his $39 million contract himself
Inside the Richard Sherman-49ers Contract Negotations - Sports Illustrated
Richard Sherman (American football) - Wikipedia
Where could 49ers' Richard Sherman land in free agency?