2025 Week 4 college football bets, odds, free betting picks: Model backing Michigan, USC on Saturday, Sept. 20

The article discusses the college football betting picks and odds for Week 4 of the 2025 season, as predicted by SportsLine's model. The model is backing Michigan and USC on Saturday, September 20. According to the article, the model has analyzed the matchups and provided its best bets for the upcoming week. The model's predictions include the point spreads, moneyline odds, and over/under totals for the games. The article highlights the key factors the model considers, such as team performance, player injuries, and historical data, to make its predictions. It also provides insights into the reasoning behind the model's picks. The article is primarily focused on providing readers with the most important information regarding the upcoming college football games and the model's betting recommendations. It is presented in a concise and unbiased manner, focusing on the facts and the model's projections.