Nishikori powers into Australian Open fourth round

Japan’s Kei Nishikori reached the Australian Open fourth round with a convincing, straight-sets win over Lukas Lacko on Friday.

The fifth seed made it to the last 16 for the sixth straight year with a 6-4, 6-4, 6-4 victory over the Slovak qualifier in two hours, 11 minutes.

Nishikori will next face his first big challenge against 17-time Grand Slam champion Roger Federer.

 

 

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