What happened: Las Vegas enters Week 4 of the 2026 regular season facing an early check against the Chicago prepares for its Week 4 matchup without Caleb Williams, the 2024 No. 1 overall pick from USC.
Why it matters: October spreads offer the first market check on whether Las Vegas can sustain its early-season form. Chicago's output without its starting quarterback reveals depth at the quarter mark of the schedule.
By the numbers: Caleb Williams, 2025 (17 games): 330-of-568 for 3,942 yards, 27 touchdowns, 7 interceptions.
What to watch: Week 4 results will clarify Las Vegas' standing and Chicago's plan without Williams.