U.S. Open 2018: Novak Djokovic survives the heat to overcome Joao Sousa Unknown 00:49 A straight-sets win over Joao Sousa at the US Open was far less routine for Novak Djokovic than the scoreline suggested. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsVIDEO: El Tri star Hirving Lozano taken out by PEC goalkeeperManiam on Klang Valley Derby: 'It's just another game'Youssouf Mulumbu scores as Kilmarnock stun CelticCan't stop scoring! Real Madrid captain Ramos sets scoring record for La Liga defenders'A pathetic performance' - Allardyce rips into Everton after Arsenal humblingWenger hails instant impact from Mkhitaryan and Aubameyang