What happened: San Francisco 49ers defenders and coaches emphasized the physical challenge posed by the Las Vegas Raiders' ground attack heading into their Week 9 meeting. San Francisco personnel highlighted the combination of breakaway speed and size across the Las Vegas backfield during midweek preparations.

Why it matters: The matchup tests a San Francisco squad aiming to rebound after dropping a 29-20 decision to the Atlanta Falcons in its previous contest. Las Vegas looks to build momentum away from home following a 38-33 victory over the New York Jets.

What to watch: The 49ers host the Raiders in Week 9 action as both teams finalize their active rosters ahead of kickoff.