Steve Spagnuolo was interviewed by several teams during this hiring cycle, and for good reason: He’s long been considered one of the best defensive minds in the game.

Without defensive coordinator Steve Spagnuolo, we might not be calling it a dynasty at all. The Chiefs leaned on their defense during their run to another Lombardi Trophy last season, and it was Spagnuolo's defense that kept the Chiefs in all of those close games they won earlier this season.