Li Na of China reacts during one of her many complaints to main umpire about a line call during a match against Canada's Aleksandra Wozniak during the BNP Paribas Open at Indian Wells Tennis Garden on March 11, 2014 in Indian Wells, California.  Li Na won 6:1 and 6:4.    AFP PHOTO/Joe KLAMAR        (Photo credit should read JOE KLAMAR/AFP via Getty Images)