David and Matt recap the 49ers draft class. A look at the deep defensive line group and how it's a nice luxury to have. Why did the 49ers use their second draft pick on a running back? The need for the 49ers to protect themselves against any given injury. How the Niners are heavily reliant on the running back position. Their plan for success for Alex Mack doesn't show up. Learn more about your ad choices. Visit megaphone.fm/adchoices