Matt Maiocco and Jennifer Lee Chan break down the pressure Kyle Shanahan has on his shoulders in his third Super Bowl, how San Francisco's defense plans to respond after its showing against the Lions and if the 49ers are ready for it when it comes to the biggest challenges they face in their matchup with the Chiefs.(1:46) 49ers set to practice at UNLV(7:50) Purdy ready to face Chiefs(13:35) Will Young be back next season?(22:08) How much pressure is on Shanahan?(21:34) Examining the Shanahan's evolution(32:03) Is this the 49ers’ toughest test?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.