MELBOURNE, AUSTRALIA - JANUARY 17: Venus Williams of the United States talks tactics with Serena Williams of the United States in their first round doubles match against Camila Giorgi of Italy and Stefanie Voegele of Switzerland during day four of the 2013 Australian Open at Melbourne Park on January 17, 2013 in Melbourne, Australia. (Photo by Mark Kolbe/Getty Images)
MELBOURNE, AUSTRALIA - JANUARY 17: Venus Williams of the United States talks tactics with Serena Williams of the United States in their first round doubles match against Camila Giorgi of Italy and Stefanie Voegele of Switzerland during day four of the 2013 Australian Open at Melbourne Park on January 17, 2013 in Melbourne, Australia. (Photo by Mark Kolbe/Getty Images)
