Roger Federer of Switzerland jubilates after the fourth round match of men's singles against Lleyton Hewitt of Australia in 2010 Australian Open Tennis Championship in Melbourne, Australia, Jan. 25, 2010. (Xinhua)
Roger Federer of Switzerland jubilates after the fourth round match of men's singles against Lleyton Hewitt of Australia in 2010 Australian Open Tennis Championship in Melbourne, Australia, Jan. 25, 2010. (Xinhua)