World Cup 2018: Round of 16 preview; who has toughest road to glory? Unknown 00:37 The 2018 World Cup group stage is set, and there are plenty of intriguing matchups right away in the Round of 16. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsPhotos: Tiger Woods' career in picturesNBA wrap: Rockets win 11th straight, Gerald Green nearly breaks Mike Dantoni's handNo 'exotic tea' or shisha - Russian soccer's guide on doping
