Matt Maiocco and Laura Britt discuss the 49ers re-signing Trent Williams to a record contract and the impact that will have on the team moving forward. Then, Matt and Laura shift their attention to reported signing of free agent center Alex Mack and the other needs the 49ers can address going forward in free agency.(1:09) Williams re-signs with 49ers  (10:19) How does the offensive line look for next season? (15:40) Will Mack be an upgrade for the 49ers?  (20:40) 49ers needs as free agency continuesSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.