Joe Mazzulla sends urgent message to Jayson Tatum, Celtics on ‘getting better’
The Boston Celtics dominated the NBA last year, and all that’s left for them to do is to do it again. Matching the excellence of the 2023-24 campaign will be difficult, but Celtics head coach Joe Mazzulla believes his team can compete for another championship if they avoid complacency and focus on advancement.