49ers QB Brock Purdy joins Keiana Martin at San Francisco 49ers training camp to discuss the 2025 NFL season. SUBSCRIBE TO OUR CHANNEL: https://www.youtube.com/user/CBSSports WATCH CBS Sports HQ: https://www.cbssports.com/live/ Paramount Plus: https://www.paramountplus.com FOLLOW US ON: Facebook - https://www.facebook.com/CBSSports/ Instagram - https://www.instagram.com/cbssports/ Twitter - https://twitter.com/CBSSports #nfl #nfltrainingcamp #sanfrancisco49ers