WASHINGTON, DC - MAY 07: Isaiah Thomas #4 of the Boston Celtics reacts after a call in the second half against the Washington Wizards in Game Four of the Eastern Conference Semifinals at Verizon Center on May 7, 2017 in Washington, DC. 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 Patrick McDermott/Getty Images)