NFL Kickoff Ratings Tumble as LeBron, Serena Williams Steal Spotlight –
NBC Sees First Drop In 2020 Olympics Viewership Since Opening Ceremony – Deadline
ABC's College Football Kickoff Tackles 'Big Brother' In Sunday Ratings – Deadline
NFL Ratings: NBC Sees Biggest Kickoff Weekend Audience – Deadline
NFL And College Football Post Disappointing TV Ratings On Opening Weekends
2017 NFL Kickoff Ratings – The Hollywood Reporter
NFL ratings: Fox Sports up, 'Sunday Night Football' down in initial ratings
NFL Kickoff Game ratings down, but not bad - Sports Media Watch
NFL Opens Down: TV Ratings Thursday, Sept. 8, 2022 – The Hollywood Reporter