US Open 2020: Dominic Thiem annoyed by Red Bull incident Unknown 19:50 Dominic Thiem admitted he was frustrated by officials during the U.S. Open second round. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsPremier League: My dream is to fight for four titles next season, says Manchester City manager Pep GuardiolaShoemaker, Blue Jays to face Fiers, Athletics on SaturdayMonte Carlo Masters: Is Novak Djokovic finding it difficult to be motivated for non-Slam events?Monte Carlo Masters: Rafael Nadal overcomes early scare against Guido Pella to join Novak Djokovic in semi-finalsPittsburgh takes 4-game win streak into game against San FranciscoTiger Woods' 2019 Masters win is a sporting comeback unlike any other; how he prevailed where others couldn't