When Draymond Green sees Michigan State retire his No. 23 jersey on Tuesday, Steve Kerr will be a part of the memories. Kerr will leave the Warriors' five-game, eight-day road trip to witness Green, the player he calls the "heartbeat" of the team, earn one of the greatest honors a player can know. "When I think about what's he's meant to the Warriors and my coaching career, the least I can do is be there for him on a big night," Kerr told NBC Sports Bay Area.