Australian Open: Day 3

Novak Djokovic of Serbia celebrates defeating Ryan Harrison of USA in his second round match. Photo by Julian Finney/Getty Images
Novak Djokovic of Serbia celebrates defeating Ryan Harrison of USA in his second round match. Photo by Julian Finney/Getty Images
Novak Djokovic of Serbia shakes hands with Ryan Harrison of USA after their second round match. Photo by Julian Finney/Getty Images

Novak Djokovic of Serbia shakes hands with Ryan Harrison of USA after their second round match. Photo by Julian Finney/Getty Images

Heather Watson of Great Britain celebrates with spectators after winning her second round match against Ksenia Pervak of Kazakhstan. Photo by Scott Barbour/Getty Images

Heather Watson of Great Britain celebrates with spectators after winning her second round match against Ksenia Pervak of Kazakhstan. Photo by Scott Barbour/Getty Images

Venus Williams of the United States plays a forehand in her second round match against Alize Cornet of France. Photo by Julian Finney/Getty Images

Venus Williams of the United States plays a forehand in her second round match against Alize Cornet of France. Photo by Julian Finney/Getty Images

Spanish tennis fans attend day three of the 2013 Australian Open at Melbourne Park on January 16, 2013 in Melbourne, Australia. Photo by Ryan Pierse/Getty Images

Spanish tennis fans attend day three of the 2013 Australian Open at Melbourne Park on January 16, 2013 in Melbourne, Australia. Photo by Ryan Pierse/Getty Images

Ana Ivanovic of Serbia walks off court after winning her second round match against Yung-Jan Chan of Taipei. Photo by Ryan Pierse/Getty Images

Ana Ivanovic of Serbia walks off court after winning her second round match against Yung-Jan Chan of Taipei. Photo by Ryan Pierse/Getty Images

Venus Williams of the United States plays a forehand in her second round match against Alize Cornet of France. Photo by Julian Finney/Getty Images

Venus Williams of the United States plays a forehand in her second round match against Alize Cornet of France. Photo by Julian Finney/Getty Images

Venus Williams of the United States reacts after losing a point in her second round match against Alize Cornet of France. Photo by Mark Kolbe/Getty Images

Venus Williams of the United States reacts after losing a point in her second round match against Alize Cornet of France. Photo by Mark Kolbe/Getty Images

Alize Cornet of France plays a forehand in her second round match against Venus Williams of the United States. Photo by Julian Finney/Getty Images

Alize Cornet of France plays a forehand in her second round match against Venus Williams of the United States. Photo by Julian Finney/Getty Images

Venus Williams of the United States plays a forehand in her second round match against Alize Cornet of France. Photo by Julian Finney/Getty Images

Venus Williams of the United States plays a forehand in her second round match against Alize Cornet of France. Photo by Julian Finney/Getty Images

Janko Tipsarevic of Sebia plays a backhand in his second round match against Lukas Lacko of Slovakia. Photo by Chris Hyde/Getty Images

Janko Tipsarevic of Sebia plays a backhand in his second round match against Lukas Lacko of Slovakia. Photo by Chris Hyde/Getty Images

Storm Sanders and Viktorija Rajicic of Australia are spoken to by Nicole Pratt after their loss in their first round doubles match against Natalie Grandin of South Africa and Vladimira Uhlirova of The Czech Republic. Photo by Michael Dodge/Getty Images

Storm Sanders and Viktorija Rajicic of Australia are spoken to by Nicole Pratt after their loss in their first round doubles match against Natalie Grandin of South Africa and Vladimira Uhlirova of The Czech Republic. Photo by Michael Dodge/Getty Images

A ballgirl holds a ball up. Photo by Michael Dodge/Getty Images

A ballgirl holds a ball up. Photo by Michael Dodge/Getty Images

Viktorija Rajicic of Australia plays a forehand in her first round doubles match with Storm Sanders of Australia against Natalie Grandin of South Africa and Vladimira Uhlirova of The Czech Republic. Photo by Michael Dodge/Getty Images

Viktorija Rajicic of Australia plays a forehand in her first round doubles match with Storm Sanders of Australia against Natalie Grandin of South Africa and Vladimira Uhlirova of The Czech Republic. Photo by Michael Dodge/Getty Images

Novak Djokovic of Serbia plays a backhand in his second round match against Ryan Harrison of USA. Photo by Julian Finney/Getty Images

Novak Djokovic of Serbia plays a backhand in his second round match against Ryan Harrison of USA. Photo by Julian Finney/Getty Images

Mike Bryan of USA plays a forehand in his first round doubles match with Bob Bryan of USA against Horacio Zeballos of Argentina and Oliver Marach of Austria. Photo by Graham Denholm/Getty Images

Mike Bryan of USA plays a forehand in his first round doubles match with Bob Bryan of USA against Horacio Zeballos of Argentina and Oliver Marach of Austria. Photo by Graham Denholm/Getty Images

Ryan Harrison of USA stretches for a forehand in his second round match against Novak Djokovic of Serbia. Photo by Mark Kolbe/Getty Images

Ryan Harrison of USA stretches for a forehand in his second round match against Novak Djokovic of Serbia. Photo by Mark Kolbe/Getty Images

Photos of all the action on day three of the Australian Open, Melbourne Park.