Roger Federer of Switzerland plays a shot in men's final match against Lleyton Hewitt of Australia during the Brisbane International tennis tournament in Brisbane, Australia, Sunday, Jan. 5, 2014. (AP Photo/Tertius Pickard)
Lleyton Hewitt of Australia plays a shot in men's final match against Roger Federer of Switzerland during the Brisbane International tennis tournament in Brisbane, Australia, Sunday, Jan. 5, 2014. (AP Photo/Tertius Pickard)
Roger Federer of Switzerland reacts after winning a point in men's final match against Lleyton Hewitt of Australia during the Brisbane International tennis tournament in Brisbane, Australia, Sunday, Jan. 5, 2014. (AP Photo/Tertius Pickard)
Roger Federer of Switzerland plays a shot in men's final match against Lleyton Hewitt of Australia during the Brisbane International tennis tournament in Brisbane, Australia, Sunday, Jan. 5, 2014. (AP Photo/Tertius Pickard)
Roger Federer of Switzerland plays a shot in his semifinal match against Jeremy Chardy of France during the Brisbane International tennis tournament in Brisbane, Australia, Saturday, Jan. 4, 2014. (AP Photo/Tertius Pickard)