Purdy’s concussion, defense's response and other 49ers-Bengals storylines

Matt Maiocco and Jennifer Lee Chan break down the impact of Brock Purdy entering concussion protocol, if Steve Wilks is a good fit in San Francisco and where the defense needs to improve. Plus, Greg Papa stops by to analyze Sam Darnold’s potential and to preview Sunday’s game vs the Bengals.(1:26) Purdy’s status uncertain for Sunday(8:54) Is Wilks a good fit as DC?(13:06) Where does the defense need to improve?(17:40) Looking at the NFL’s concussion protocol(24:28) Papa analyzes Darnold’s potential(29:30) Previewing the 49ers-Bengals matchup(33:10) Papa shares his 49ers concerns