Football players in the once-reluctant league protested against racism and police brutality by kneeling, raising fists or staying off the field for the national anthems.
Shula won the most games of any NFL coach and led the Miami Dolphins to the only perfect season in league history.
Brian Flores said he played the hip-hop star's songs at practice to "challenge" Kenny Stills after the receiver questioned Jay's NFL partnership.
The NFL player told ESPN he had received death threats after criticizing the real estate developer for hosting a fundraiser for President Donald Trump.
The NFL star suggested that hosting the event is contradictory to the mission of Stephen Ross's nonprofit, which is aimed at tackling racial discrimination.
Emergency responders were forced to amputate in order to extract the player.
Trailing New England 33-28 with 7 seconds left, the Dolphins tried something absolutely crazy.
The organization said it would continue to protest the Dolphins and the NFL while players kneel.
Kenny Stills and Albert Wilson of the Dolphins continued to peacefully protest racial injustice.
NFL and players union are in discussions to resolve the anthem issue.