Hyeon Chung's remarkable Australian Open run continues against Tennys Sandgren

Unseeded Korean reaches Australian Open semi-finals 6-4, 7-6 (7-5), 6-3 win sets up meeting with Federer or Berdych Hyeon Chung is the first Korean to reach a grand slam semi-final after continuing his spectacular Australian Open run at Melbourne Park. The 21-year-old world No58 outclassed unseeded American Tennys Sandgren 6-4, 7-6 (7-5), 6-3 on Wednesday to also become the lowest-ranked man to make the last four of the Open since Marat Safin in 2004. Chung will play second-seeded titleholder an...