Arbella Early Edition March 7, 2023 6:43 pm Mannix: Celtics need to get back to defensive identity Chris Mannix and Phil Perry join Trenni on Arbella Early Edition to discuss the Celtics’ identity amid struggles since the All-Star break. Celtics Videos 1:42 Kristaps Porzingis on his progress and timeline for injury 0:37 Joe Mazzulla: ‘Process of winning' remains the same from regular season to playoffs 0:39 Al Horford: Closing out Heat in Game 5 ‘shows growth' for Celtics 2:35 Celtics earn dominant series win over Heat 4:35 Mazzulla – Part Two: Sacrifices and Mindset