NFL preseason scores, highlights – NBC Sports Bay Area & California

What you should know

• 49ers quarterback Brock Purdy is expected to make his 2024 NFL preseason debut on Saturday night at Levi's Stadium against the New Orleans Saints.
• Experienced left tackle Trent Williams and wide receiver Brandon Aiyuk will not play due to lengthy contract extensions that have now reached the second preseason game.
• A joint training session between the 49ers and Saints was planned for earlier this week in Irvine, but San Francisco had to cancel it due to injuries.