Australian Open day two live: Andy Murray threatens to cause major Australian Open upset after extreme heat hits Melbourne

Andy Murray is winding back the clock on Rod Laver Arena and threatening to pull off a major upset over Italian 13th seed Matteo Berrettini.

Meanwhile extreme heat earlier caused play to be suspended on outside courts as the mercury in Melbourne hit the high 30s.

And Australian wildcard Kimberly Birrell recorded one of the upsets of the tournament thus far to stun Estonia’s Kaia Kanepi.

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