Exclusive Interview June 23, 2023 2:23 pm Brad Stevens on adding Charles Lee and Sam Cassell to coaching staff Brad Stevens tells Chris Forsberg that new assistant coaches Charles Lee and Sam Cassell have been at the facility all week Celtics Videos 1:16 Defining Moments: Paul Pierce and LeBron James Game 7 Duel 1:24 Joe Mazzulla talks potential ECF matchups, managing expectations 3:10 Celtics take care of business with 4-1 series win over Cavaliers 10:37 Mazzulla – Part Three: Being Misunderstood and Returning to His Roots 1:02 Jayson Tatum talks relationship with Jaylen Brown as they head to their fifth ECF together