NFC West

Why the 49ers top ranked defense could be even better in 2023

How can you improve when you’re already number one? It’s easy to understand why observers would question the 49ers emphasis on improving their defense. After all, this unit finished 2022 at the top of the NFL. During the 49ers State of the Franchise event Thursday afternoon, general manager John Lynch described the holistic approach the team used to identify its primary focus for offseason improvement. “Kyle (Shanahan) does something that’s…