Bills put Matt Milano, DaQuan Jones on IR; sign A.J. Klein to active roster - NBC Sports
Buffalo Bills' top-ten 2020 salary cap values: No. 7—Linebacker A.J. Klein - Buffalo Rumblings
A closer look at the newest Bears linebacker, A.J. Klein - Windy City Gridiron
A.J. Klein earns national recognition for his play in Week 12.
A.J. Klein Operating Manual - Wide Right & Natty Lite
A.J. Klein Stats, News and Video - OLB
Bills sign A.J. Klein to practice squad