Australian Open: Serena Williams beats Maria Sharapova

Watch highlights of Serena Williams's victory over Maria Sharapova which gave her a sixth Australian Open and 19th Grand Slam title.

The American world number one served superbly to win a pulsating final 6-3 7-6 (7-5) after Sharapova had fought back in the second set.

Williams, 33, has now beaten Russia's Sharapova, the world number two, 16 times in a row dating back to 2004.

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