Overview

• Buffalo holds the top AFC perch at 4-0 in multiple rankings, while Philadelphia stands as the NFC’s lone unbeaten after four weeks.
• Kansas City’s 37-20 win over Baltimore featured four Patrick Mahomes touchdown passes and signaled a rebound in form for the defending champs.
• The Chargers were stunned by the Giants as New York’s pass rush forced two Justin Herbert interceptions, with OT Joe Alt leaving early due to an ankle injury.
• Baltimore’s defense has allowed a franchise-worst 133 points through four games and is coping with key injuries to Roquan Smith, Nate Wiggins, Marlon Humphrey and Nnamdi Madubuike.
• Puka Nacua leads the league with 42 receptions and 503 yards through Week 4, fueling the Rams’ rise after a statement win over Indianapolis.