Kei Nishikori Replaces Injured Del Potro at ATP Finals Unknown 01:06 IFTTT, Top Sports News- News18.com Kei Nishikori will compete in the ATP Finals in London following the withdrawal of Juan Martin del Potro due to a right knee injury. from Top Sports News- News18.com https://ift.tt/2EZULy9 via IFTTT Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsThomas Scores 22 To Lift Sacred Heart Over Merrimack 68-62Notre Dame Hires Cincy's Freeman As Defensive CoordinatorCeltics' Walker Cleared To Practice Following Knee ProcedureCaserio Introduced As Texans GM Amid Watson Trade RumorsKiss Carries Bryant Over Central Connecticut 76-64MATCHDAY: Man U Looks To Bounce Back In FA Cup