Tennis Australian Open 2018 Dominic Thiem of Austria in action against Tennys Sandgren of the United States during round four on day eight of the Australian Open tennis tournament in Melbourne , Victoria , Australia , 22 January 2018 . EPA / TRACEY NEARMY AUSTRALIA AND NEW ZEALAND OUT ▶ 기사 제보 및 문의 ▶ 기자 와 1 : 1 채팅    ▶ 평창동 계 올림픽 영상 공모전