Pac-12 Networks' Mike Yam and Yogi Roth preview the upcoming Stanford Cardinal football season from Hollywood, CA at 2019 Pac-12 Football Media Day. Joining them live on the set were Stanford head coach David Shaw, quarterback K.J. Costello and linebacker CaseyToohill. Download Pac-12 Now and set alerts for Stanford football for complete coverage of the Cardinal's 2019 season. (July 24, 2019)