Kansas City Chiefs overcome 17-point deficit, beat San Diego Chargers in overtime – The Denver Post
Super Bowl overtime history: Has the game ever gone to OT? When was last game to go to OT? - DraftKings Network
Super Bowl 51 Recap: The only Super Bowl overtime in NFL history
Super Bowl LI - Wikipedia
Darrel Young has 3 TDs, Washington Redskins top San Diego Chargers in overtime - Newsday
Chargers beat Falcons 33-30 in OT on Lambo's 42-yard FG
The Freezer Bowl: The Coldest Game in NFL History
Every Super Bowl Ranked, From Worst to Best of All Time - Men's Journal
NFL: San Diego Chargers win in overtime to deny Pittsburgh Steelers play-off berth, NFL News
Ranking the Super Bowls: From I to LVII