Sam Hauser joined the Celtics on a two-way deal this summer out of Virginia and exploded after two slow games to begin Summer League with 7-of-11 shooting, including six three-pointers in a blowout Boston win. Joe Mazzulla added that he made one of the most unselfish plays he'd seen in a summer game on a transition cut to free Aaron Nesmith. Bobby Manning shares some inside info on Hauser, who will play between Maine in the G-League and Boston this season. br br CLNS Celtics Coverage is Powered by BetOnline.