Top 10 free-agent signings of the 2021 NFL season
Former Alabama LB Chris Allen signs with the Denver Broncos as UDFA
Denver Broncos' Rookie OLB Christopher Allen Singled Out as UDFA to Watch by Football Outsiders - Sports Illustrated Mile High Huddle: Denver Broncos News, Analysis and More
NFL preseason 2022 Week 2 takeaways: Falcons' Marcus Mariota and Desmond Ridder air it out, Giants' Daniel Jones looks poised - ABC7 New York
Offseason In Review: Denver Broncos
NFL free agents: Which defensive players are left for the Colts?
Game Release: Ravens at Steelers by Baltimore Ravens - Issuu
NFL suspends former Patriot Aqib Talib one game - The Boston Globe
Broncos undrafted free agent spotlight on LB Chris Allen
Ryan Allen (American football) - Wikipedia
Broncos WR Courtland Sutton unlikely against Chiefs
Jets finally win a game, flipping NFL draft order for now - Sports Illustrated
2023 Free-Agency Q&A: Best and Worst Signings, Most Improved Team - Sports Illustrated
Penn State players in the NFL: 2023 season