If the Celtics extend their season by beating the visiting New York Knicks in Game 5 of the Eastern Conference semifinals Wednesday night, they will do so without leading scorer Jayson Tatum.

Hauser suffered an ankle sprain in the Celtics’ Game 1 loss last week against the Knicks after he landed awkwardly following a 3-point contest of OG Anunoby. He went through an intense workout on Monday with coaches on the floor at Madison square Garden.

The Boston Celtics let the New York Knicks run away with a critical Game 4 victory in Madison Square Garden late last night, putting their own title defense in