Week 4 of college football offers a series of notable matchups, including the Iowa-Michigan game and the USC-Oregon contest. This week stands out for having the most ranked contests since 2023. Predictions and betting lines are available for the top 20 games. Live updates, schedules, and scores are tracked on NCAA.com. Donald Trump attended a game with a plan to protect communications. Live broadcasts are available on SiriusXM and local stations.