CHICAGO, ILLINOIS - DECEMBER 08: Lauri Markkanen #24 of the Chicago Bulls moves against Daniel Theis #27 of the Boston Celtics at United Center on December 08, 2018 in Chicago, Illinois. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Jonathan Daniel/Getty Images)