Bulls Assign Zach LaVine To G-League For Rehab The Chicago Bulls have assigned guard Zach LaVine to the Windy City Bulls. LaVine is currently rehabbing a torn anterior cruciate ligament in his left knee that took place on Feb. 3, 2017, vs. the Detroit Pistons. https://basketball.realgm.com/wiretap/248285/Bulls-Assign-Zach-LaVine-To-G-League-For-Rehab