MELBOURNE, Australia (AFP) – Japanese star Kei Nishikori pulled out of the Australian Open Thursday, saying he was not ready for best of five set matches as he struggles to overcome a long-standing wrist injury. The Asian number one has not played competitively since last August after suffering a torn tendon in his right wrist during a practice session at Cincinnati. “I am very sorry to announce that I will miss the Aussie Open this year,” he said […]