13: Isaiah Thomas Sports Illustrated reaction, Terry Rozier's big preseason and Jayson Tatum's defensive potential | Celtics | Cavaliers | Marcus Smart | Extension | NBA | Lee Jenkins | Opening Night |

Summary: Mike Petraglia makes his Banners debut. Instant reaction and biggest takeaway from the Isaiah Thomas Sports Illustrated feature. Danny Ainge's response. Is this team's heart and soul gone? The feeling around this year's locker room. Terry Rozier's preseason dominance and the new 3 point success of Marcus Smart. If he's the leader, should they extend him now? And who's filling the 15th spot? Plus, Stevens gives Jayson Tatum defensive praise.