![Thanasi Kokkinakis of Australia returns against Roger Federer of Switzerland during the second round at the Miami Open at Crandon Park Tennis Center on Key Biscayne, Fla., on Saturday, March 24, 2018. Thanasi Kokkinakis of Australia returns against Roger Federer of Switzerland during the second round at the Miami Open at Crandon Park Tennis Center on Key Biscayne, Fla., on Saturday, March 24, 2018.](https://c8.alamy.com/comp/2ER2N86/thanasi-kokkinakis-of-australia-returns-against-roger-federer-of-switzerland-during-the-second-round-at-the-miami-open-at-crandon-park-tennis-center-on-key-biscayne-fla-on-saturday-march-24-2018-kokkinakis-won-3-6-6-3-7-6-photo-by-pedro-portalel-nuevo-heraldtnssipa-usa-2ER2N86.jpg)
Thanasi Kokkinakis of Australia returns against Roger Federer of Switzerland during the second round at the Miami Open at Crandon Park Tennis Center on Key Biscayne, Fla., on Saturday, March 24, 2018.
![Kokkinakis stuns Federer in landmark win at Miami Open | 25 March, 2018 | All News | News and Features | News and Events | Tennis Australia Kokkinakis stuns Federer in landmark win at Miami Open | 25 March, 2018 | All News | News and Features | News and Events | Tennis Australia](https://www.tennis.com.au/wp-content/uploads/2018/03/Kokkinakis-defeats-Federer-at-Miami-Open.jpg)
Kokkinakis stuns Federer in landmark win at Miami Open | 25 March, 2018 | All News | News and Features | News and Events | Tennis Australia
![Miami Open: Roger Federer suffers shock loss to Thanasi Kokkinakis, set to lose World No 1 ranking-Sports News , Firstpost Miami Open: Roger Federer suffers shock loss to Thanasi Kokkinakis, set to lose World No 1 ranking-Sports News , Firstpost](https://images.firstpost.com/wp-content/uploads/2018/03/Roger-Federer-loss-Thanasi-Kokkinakis-Reuters-Miami-Open.jpg?impolicy=website&width=320&height=180)
Miami Open: Roger Federer suffers shock loss to Thanasi Kokkinakis, set to lose World No 1 ranking-Sports News , Firstpost
![José Morgado on Twitter: "Roger Federer sliding into Kokkinakis Instagram DMs after Thanasi's win today. Very nice touch. https://t.co/4dMmdoFgmI" / Twitter José Morgado on Twitter: "Roger Federer sliding into Kokkinakis Instagram DMs after Thanasi's win today. Very nice touch. https://t.co/4dMmdoFgmI" / Twitter](https://pbs.twimg.com/media/EtyBtEWWYAQ46Ux.jpg)
José Morgado on Twitter: "Roger Federer sliding into Kokkinakis Instagram DMs after Thanasi's win today. Very nice touch. https://t.co/4dMmdoFgmI" / Twitter
Thanasi Kokkinakis wins Adelaide International: Novak Djokovic, Roger Federer Instagram messages | news.com.au — Australia's leading news site
![Roger Federer: Why I'm happy for Thanasi Kokkinakis despite Miami Open defeat | Tennis | Sport | Express.co.uk Roger Federer: Why I'm happy for Thanasi Kokkinakis despite Miami Open defeat | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Thanasi-Kokkinakis-936708.jpg)
Roger Federer: Why I'm happy for Thanasi Kokkinakis despite Miami Open defeat | Tennis | Sport | Express.co.uk
![Miami Open 2018: Thanasi Kokkinakis makes shock Roger Federer claim after big upset | Tennis | Sport | Express.co.uk Miami Open 2018: Thanasi Kokkinakis makes shock Roger Federer claim after big upset | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Kokkinakis-Miami-Open-936629.jpg)
Miami Open 2018: Thanasi Kokkinakis makes shock Roger Federer claim after big upset | Tennis | Sport | Express.co.uk
![Roger Federer admits he will skip French Open 2018 after Thanasi Kokkinakis Miami defeat | Tennis | Sport | Express.co.uk Roger Federer admits he will skip French Open 2018 after Thanasi Kokkinakis Miami defeat | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Roger-Federer-French-Open-Thanasi-Kokkinakis-936601.jpg)
Roger Federer admits he will skip French Open 2018 after Thanasi Kokkinakis Miami defeat | Tennis | Sport | Express.co.uk
![Roger Federer: Swiss ace learns his first opponent at 2018 Miami Open | Tennis | Sport | Express.co.uk Roger Federer: Swiss ace learns his first opponent at 2018 Miami Open | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Roger-Federer-vs-Thanasi-Kokkinakis-935842.jpg)