BROOKLYN, N.Y. — Would Isaiah Hartenstein truly be a member of the Thunder if he didn’t don a mask at some point? It’s initiation ‘round these parts. “It takes getting used to, kinda annoying,” ...

BROOKLYN, N.Y. — Would Isaiah Hartenstein truly be a member of the Thunder if he didn’t don a mask at some point? It’s initiation ‘round these parts. “It takes getting used to ...