Isner upset by Opelka in 4 tiebreakers at Australian Open Unknown 01:41 FOX Sports Digital, IFTTT John Isner loses in 4 tiebreakers to the taller Reilly Opelka in all-US upset at Australian Open from FOX Sports Digital https://foxs.pt/2RL5SA8 via IFTTT Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsVoice of Bowling Green Shawn Murnin gives update on Rays No. 1 prospect Wander FrancoNeymar's accuser testifies to Sao Paulo police in rape caseJung hits 13th home run, Texas Tech beats Oklahoma State 8-6NHL suspends Blues F Barbashev for 1 game for illegal checkPenicheiro's new career has Hall of Famer focusing on futureBarbashev suspended for Game 6 for illegal hit to the head