Mia Hamm expects the 'most challenging World Cup ever' this summer Unknown 00:26 The USWNT will enter as the defending champions after defeating Japan, 5-2, in the 2015 World Cup. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsSaina Nehwal, Kidambi Srikanth Win at World ChampionshipRed Sox hoping Pomeranz gets better vs. Phillies (Jul 31, 2018)Shaq says Kobe is coming back | TMZ SPORTSBrewers hopeful Miley can continue success vs. Dodgers (Jul 31, 2018)Monday's Sports in BriefStruggling Astros look to hold off Mariners (Jul 31, 2018)