Chiefs' Patrick Mahomes: 'I just haven't played very good' amid 3-1 start to season
49ers' defense steps up again vs. Chargers on Sunday Night Football
NFL jersey number system needs to evolve with the game - Sports Illustrated
NFL jersey number restrictions could change for running backs, receivers, tight ends, linebackers, defensive backs
NFL jersey number restrictions could change for running backs, receivers, tight ends, linebackers, defensive backs
The 49ers offense more than carrying its weight during perfect start to the season, Football
More Numbers and Fewer Cut Dates: NFL Approves Rule Changes
NFL jersey number rule change could bring back some classic college football looks for Derrick Henry, Jalen Ramsey and others - ESPN
49ers news: 5 takeaways from Week 7 - The Niners got bullied at the line of scrimmage - Niners Nation
Chiefs GM sees Kadarius Toney as No. 1 WR: 'I don't know if there is a limit on his game'
Patrick Mahomes on Chiefs' offensive struggles: 'Luckily for us, our defense has been playing great'
Kansas City Chiefs: NFL to allow players to wear No. 0 jersey in 2023
Position-By-Position Breakdown of the 49ers Initial 2023 53-Man Roster
Fantasy plays: Players to start and sit for NFL Week 5 - The San Diego Union-Tribune
Rules you probably didn't know NFL players have to follow