The Boston Celtics interim head coach Joe Mazzulla reacted to the Blake Griffin signing, which became official on Monday, calling him a big body with great experience that can help the Celtics on both ends of the floor.

Griffin expects to play in some preseason action and earn a role in a frontcourt missing Robert Williams III, but with Al Horford, Grant Williams, Luke Kornet, and Mfiondu Kabengele already competing with one week of training camp under their belts: