‘”He’s a perfect scheme fit,” O’Bryan writes. “As with many NFL defenses, Bills head coach Sean McDermott switched to a two-high safety zone defense prior to last season. That scheme is a direct response to explosive passing plays, as it forces opponents to essentially beat you underneath with short-yardage plays. That bend but don’t break philosophy is similar to Kentucky’s defense, which also employs a zone coverage scheme. Hairston excelled in this system over the last few seasons, accounting for 6 interceptions and 89 tackles in three years in Lexington.”‘