The 42-year-old is the league's all-time leader in pass yards.
Photos of Dwayne Hoskins partying without wearing a mask surfaced earlier this week.
Eight Carolina players gathered outside the team facility, against league rules.
Warning: This video contains footage that may disturb some viewers.
The Washington NFL franchise has previously resisted calls to drop the racially insensitive moniker.
The NFL franchise illegally filmed the Cincinnati Bengals during a game in 2019.
Roger Goodell says the NFL believes in the Black Lives Matter movement.
The American Football league was forced to take drastic measures to ensure its annual draft could proceed.
The NFL tight-end star has come out of retirement to play with the Buccaneers.