Chris Kirschner: Hawks Summer League … Chris Kirschner: Hawks Summer League roster includes Sharife Cooper, AJ Griffin and Tyrese Martin. Nick Van Exel is the head coach pic.twitter.com/RBRsancL3I Hawks Summer League roster includes Sharife Cooper, AJ Griffin and Tyrese Martin. Nick Van Exel is the head coach pic.twitter.com/RBRsancL3I — Chris Kirschner (@ChrisKirschner) July 2, 2022