Djokovic Avoids Australian Open Upset as Sharapova Sets Record

Djokovic Avoids Australian Open Upset as Sharapova Sets Record

Scott Barbour/Getty Images

Novak Djokovic of Serbia celebrates after winning a game in his fourth round match against Stanislas Wawrinka of Switzerland during day seven of the 2013 Australian Open at Melbourne Park on Jan. 20, 2013 in Melbourne.