Celtics Rewind March 14, 2021 9:50 pm Robert Williams sends home the contested dunk vs the Rockets Robert Williams sends home the contested dunk during the third quarter against the Rockets. Celtics Videos 1:46 Celtics Talk: How will Mazzulla keep C's motivated this season? 1:26 Charles Barkley: “NBA screwed up” by motivating Tatum and Brown 2:09 CNBC's Michael Ozanian: Celtics will shatter record for most expensive NBA franchise sale 1:37 Defining Moments: Tommy Heinsohn defined what it meant to be a Celtic 2:03 Report: Jeff Bezos not interested in buying Celtics