When did the tradition of Thanksgiving football begin in NFL?
Thanksgiving Day sports schedule: NFL game times, World Cup matches - How to Watch and Stream Major League & College Sports - Sports Illustrated.
Who is credited for starting the Thanksgiving Day football tradition?
Lions maul Packers in Thanksgiving kick off - Eurosport
Why do the Dallas Cowboys and Detroit Lions always play on Thanksgiving? - Los Angeles Times
Why Do the Lions and Cowboys Always Play on Thanksgiving?
The Detroit Lions Thanksgiving Tradition, by Omar Hage-Hassan
A Long Tradition of Thanksgiving Football with the Detroit Lions, The Takeaway
Here's why the Detroit Lions and Dallas Cowboys play every Thanksgiving
Why the Cowboys and Lions always play on Thanksgiving Day, NFL teams' records on the holiday
Home for the Holidays: For my family, parade and Lions make Thanksgiving
Lions football: Remembering the team's titans of Thanksgiving