Kei Nishikori is Out of the Australian Open with an Elbow Injury (December 30, 2019) Tennis Australian announced that Kei Nishikori will not be competing in the Australian Open due to a right elbow injury. The world No.13, who has not played since a third-round loss to Alex de Minaur at the US Open, required minor elbow surgery in the off-season. The injury means … [Read more...] about Kei Nishikori is Out of the Australian Open with an Elbow Injury