Del Potro is the 'most happy man in world'

Juan Martin del Potro who won Argentina's first medal of the Olympic Games when he defeated Novak Djokovic in the bronze-medal match, says that the win was one of the highlights of his career. "I know everybody in Argentina was following this match, trying to give me the power to play my best tennis. I really appreciated that. I think this gift is for all our country," he told reporters. "I'm the most happy man in the world at this moment."