1/6John Millman takes a selfie with fans after winning his first round match. Photo: AAP
2/6It's all about the hat, and the game: Marc Polmans in action in round one.
3/6Anastasija Sevastova struggled under the pressure of Tomljanovic's power-driven game.
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4/6Nick Kyrgios was in top form in his opening match at the Australian Open.
5/6Karolina Pliskova winds up for a heavy forehand on Rod Laver Arena.
6/6A semifinalist in 2016, Johanna Konta looked a shadow of her best in her first-round loss to Ons Jabeur.
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