Switzerland's Roger Federer celebrates a point against Tennys Sandgren at the Australian Open. Photo: AFP

Australian Open: Roger Federer survives Tennys Sandgren scare to reach semi-final

  • Swiss superstar saves seven match points before winning crucial fourth set tie-break
  • Unseeded American forced injury-carrying Federer to hope for a ‘miracle’ before dramatic comeback
Topic |   Australian Open
Switzerland's Roger Federer celebrates a point against Tennys Sandgren at the Australian Open. Photo: AFP
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