![Wilson Tennis on Twitter: "First player into Round 4 💪 Petra Martic (8) def. Gracheva #USOpen https://t.co/nLilAXhkKo" / Twitter Wilson Tennis on Twitter: "First player into Round 4 💪 Petra Martic (8) def. Gracheva #USOpen https://t.co/nLilAXhkKo" / Twitter](https://pbs.twimg.com/media/EhFc_kAWoAEdQaS.jpg:large)
Wilson Tennis on Twitter: "First player into Round 4 💪 Petra Martic (8) def. Gracheva #USOpen https://t.co/nLilAXhkKo" / Twitter
![Melbourne, Australia. 14th Jan 2019. 31st seed Petra Martic in action in the first round match against heather Watson on day one of the 2019 Australian Open Grand Slam tennis tournament in Melbourne, Australia. 14th Jan 2019. 31st seed Petra Martic in action in the first round match against heather Watson on day one of the 2019 Australian Open Grand Slam tennis tournament in](https://c8.alamy.com/comp/RC3TR3/melbourne-australia-14th-jan-2019-31st-seed-petra-martic-in-action-in-the-first-round-match-against-heather-watson-on-day-one-of-the-2019-australian-open-grand-slam-tennis-tournament-in-melbourne-australia-martic-won-61-62-sydney-lowcal-sport-media-credit-cal-sport-mediaalamy-live-news-RC3TR3.jpg)
Melbourne, Australia. 14th Jan 2019. 31st seed Petra Martic in action in the first round match against heather Watson on day one of the 2019 Australian Open Grand Slam tennis tournament in
![Croatian tennis player Petra Martic playing a forehand return shot in Australian Open 2020 tennis tournament, Melbourne Park, Melbourne, Victoria, Aus Stock Photo - Alamy Croatian tennis player Petra Martic playing a forehand return shot in Australian Open 2020 tennis tournament, Melbourne Park, Melbourne, Victoria, Aus Stock Photo - Alamy](https://c8.alamy.com/comp/2BC19N1/croatian-tennis-player-petra-martic-playing-a-forehand-return-shot-in-australian-open-2020-tennis-tournament-melbourne-park-melbourne-victoria-aus-2BC19N1.jpg)