In his 100th Aussie Open match, Djokovic beats Etcheverry to advance to fourth round

MELBOURNE - Serbia's Novak Djokovic, the world number one in men's tennis singles, is through to the fourth round of the Australian Open after defeating Argentine Tomas Etcheverry 6-3, 6-3, 7-6 (7-2) on Friday.

Reigning champion Djokovic, who chalked up his 92nd Aussie Open victory in his 100th match in Melbourne, won after two and a half hours of play and is now 3-0 head-to-head against Etcheverry.