Dominic Thiem Upsets Nadal In 4 Hour Thriller

Austria's Dominic Thiem advanced to his first Australian Open semifinal Wednesday by stunning world No.1 Rafael Nadal 7-6(3) 7-6(4) 4-6 7-6(6) - the biggest upset of this year's men's singles. The Spanish tennis giant could not hold on for more than four hours against Thiem's dazzling display of attacking tennis. Thiem had nearly blown his chance when he played three unforced errors and a double