Brian Burns changes jersey number to 0
NFL Rulebook NFL Football Operations
Bills, NFL to feature tributes for Bills safety Damar Hamlin during Week 18's games
NFL Jersey Numbers NFL Football Operations
Explainer: What Happened to Buffalo Bills Player Damar Hamlin?, Chicago News
Broncos announce jersey numbers for offseason additions, 2021 draft class
The Best Player to Ever Wear Each NFL Jersey Number, News, Scores, Highlights, Stats, and Rumors
NFL Jersey Numbers NFL Football Operations
The Rules of the Draft NFL Football Operations
New York Jets - Wikipedia
Single-Digit Jerseys Should Be the NFL's Most Exclusive Club - The Ringer
NFL jersey numbers: Odell Beckham Jr., Stefon Diggs among 20 big names who could make switch under new rule
Nnamdi Asomugha, Former NFL Star, Says The Stage Is Another 'Team Sport' : NPR