The Celtics have played some of their best basketball of their series against the Knicks with a reserve on the floor.

The Oregon native went off for 17 points, 5 rebounds, 3 assists, and a steal off the bench in a critical game for Boston.

The Celtics will have to think about making some drastic changes (Giannis Antetokounmpo trade?) following Jayson Tatum's long ...

But as Brunson poked and prodded their defense in the third quarter of Game 5, probing for familiar weak spots, the Celtics ...