NFL Ratings: NBC Sees Biggest Kickoff Weekend Audience – Deadline
NFL Opens Big: TV Ratings Thursday, Sept. 10, 2021 – The Hollywood Reporter
No Ratings Bloat for NFL's Overstuffed Wild Card Weekend –
What We're Watching: Speakership Saga Boosts CNN, MSNBC Prime-Time Ratings – Pasadena Weekendr
BOTH NFL KICKOFF WEEKEND GAMES ON NBC DELIVER AUDIENCE INCREASES FOR FIRST TIME IN FOUR YEARS - NBC Sports PressboxNBC Sports Pressbox
NFL ratings: Fox Sports up, 'Sunday Night Football' down in initial ratings
College Football Opens Big: TV Ratings for Sept. 4-5, 2021 – The Hollywood Reporter
Sunday Night Football' Season Debut Ratings Crater From 2019 – Deadline
On the Eve of a Most Uncertain Season, NBC Sells Out NFL Kickoff Game –