NFL fifth-year option tracker: Which 2018 draft picks have had options picked up, declined?
Roundtable: What to watch for at Lions OTAs – The Oakland Press
Detroit Lions Will Pay Their Center Frank Ragnow $54 Million as the Commitment to Kneecap Biters Continues
2020 NFL Team Preview Series: Detroit Lions, NFL News, Rankings and Statistics
Lions pick up 5th-year option on T.J. Hockenson's contract
Lions sign Pro Bowl center Frank Ragnow through 2026 season
NFL sets figure for fifth-year option on Frank Ragnow
Report: Frank Ragnow, Lions Agree on $70M Contract; Is NFL's Highest-Paid Center, News, Scores, Highlights, Stats, and Rumors
Lions center Frank Ragnow details ongoing battle with lingering foot injury
Roundtable: How soon before the Lions make it back to the playoffs? – Macomb Daily
Lions pick up fifth-year option on center Frank Ragnow
Lions make Frank Ragnow NFL's highest-paid center
Offseason In Review: Detroit Lions
Lions make Frank Ragnow highest-paid center in NFL with extension through 2026
Frank Ragnow reveals how opponents try to slow Detroit Lions' offensive line