LA has agreed to trade Forward Blake Griffin to the Detroit Pistons for Tobias Harris, Avery Bradley, Boban Marjanovic, and a first- and second-round draft pick. Along Griffin, the clippers will also be sending Brice Johnson and Willie Reed to Detroit. Team owner Steve Ballmer said in a tweet that, “Thanks so much to @blakegriffin32 for all he did for the @LAClippers He is an incredible player and an incredible person. He made our team…