Entering second NFL decade, Super Bowl ring lone remaining goal for Bills' A.J. Klein
A.J. Klein likely headed back to Buffalo Bills for 2023 NFL season - Buffalo Rumblings
90 Buffalo Bills player scouting reports in 90 days: LB A.J. Klein - Buffalo Rumblings
Bills LB Christian Kirksey Retiring, Team Re-Signing LB A.J. Klein
New York Giants sign former Kimberly standout AJ Klein
Buffalo Bills cut A.J. Klein to create salary cap space
Bills sign LB Klein to practice squad after Kirksey tells team he plans to retire
NFL preview: Bills bank on Allen's continued development
Buffalo Bills NFL offseason preview: Priority remains building around Josh Allen - ESPN - Buffalo Bills Blog- ESPN
Buffalo Bills: Grade for re-signing linebacker Matt Milano
Capaccio: 2023 State of the Bills: Linebacker
Bills sign OL Germain Ifedi, plan to add LB Christian Kirksey on practice squad
Bills sign A.J. Klein to practice squad