What happened: The Buffalo Bills opened 2026 training camp on July 29 with seven public practices scheduled through Aug. 7. NFL Network highlighted optimism surrounding the team's changes and less predictable defensive approach.

Why it matters: Unpredictability can help disguise pressure and coverage, but it cannot eliminate the execution risk of young starters learning new roles. Until that transition holds up against top offenses, the defense remains the clearest reason to question Buffalo's championship ceiling.