Joe Mazzulla 1-on-1: Defending a title, special moment with Jayson Tatum, and wanting the target

In part 2 of our conversation with Boston Celtics head coach Joe Mazzulla, we get into lessons learned from the New England Patriots, killer whales, and other funky places. John Karalis of Boston Sports Journal also brings up a special moment with Mazzulla and Tatum as they were about win a championship and what he meant when he told Tatum "I told you." Plus, the one quote that has already gone viral.