Anthony Rizzo's Optimistic Extension Talks, Shelby Miller And Pitchers Continue To Significant Change

- Anthony Rizzo's extension update - Shelby Miller and other pitchers' new pitches - Cubs bullpen candidates shaping up - Jake Arrieta's fastball command - Trevor Williams' "10 new pitch grips" Learn more about your ad choices. Visit podcastchoices.com/adchoices Learn more about your ad choices. Visit podcastchoices.com/adchoices