INDIAN WELLS, CA - MARCH 15: Dominic Thiem of Austria plays Jack Sock during the BNP Paribas Open at the Indian Wells Tennis Garden on March 15, 2016 in Indian Wells, California. (Photo by Matthew Stockman/Getty Images)
INDIAN WELLS, CA - MARCH 15: Dominic Thiem of Austria plays Jack Sock during the BNP Paribas Open at the Indian Wells Tennis Garden on March 15, 2016 in Indian Wells, California. (Photo by Matthew Stockman/Getty Images)