The San Francisco 49ers arrived in Miami for Super Bowl LIV with arguably the best all-around defense of the 2019 NFL season.
Through 17 weeks of regular-season play, San Francisco's defensive coordinator, Robert Saleh, led a unit that earned the league's third-highest pass-rush grade (80.4) to go along with the league's second-highest coverage grade (92.5). So, with that being said, how, with 8:53 remaining in the biggest game of their season, did this 49ers defense loosen the chokehold on the Chiefs' offense enough to relinquish 21 unanswered points near the end of the fourth quarter? Well, here is your answer.