![Leonardo Mayer, of Argentina, returns to Donald Young during the Miami Open tennis tournament, Thursday, March 22, 2018, in Key Biscayne, Fla. Mayer won 3-6, 6-4, 6-2. (AP Photo/Lynne Sladky Stock Photo - Alamy Leonardo Mayer, of Argentina, returns to Donald Young during the Miami Open tennis tournament, Thursday, March 22, 2018, in Key Biscayne, Fla. Mayer won 3-6, 6-4, 6-2. (AP Photo/Lynne Sladky Stock Photo - Alamy](https://c8.alamy.com/comp/2MNMC1H/leonardo-mayer-of-argentina-returns-to-donald-young-during-the-miami-open-tennis-tournament-thursday-march-22-2018-in-key-biscayne-fla-mayer-won-3-6-6-4-6-2-ap-photolynne-sladky-2MNMC1H.jpg)
Leonardo Mayer, of Argentina, returns to Donald Young during the Miami Open tennis tournament, Thursday, March 22, 2018, in Key Biscayne, Fla. Mayer won 3-6, 6-4, 6-2. (AP Photo/Lynne Sladky Stock Photo - Alamy
![Rafael Nadal Beats Leonardo Mayer in 3rd Round of 2017 US Open After Rocky Start | News, Scores, Highlights, Stats, and Rumors | Bleacher Report Rafael Nadal Beats Leonardo Mayer in 3rd Round of 2017 US Open After Rocky Start | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://media.bleacherreport.com/f_auto,w_630,h_420,q_auto,c_fill/br-img-images/003/693/033/hi-res-53e46cc01b68702fa35e35d0363ecca7_crop_north.jpg)
Rafael Nadal Beats Leonardo Mayer in 3rd Round of 2017 US Open After Rocky Start | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
![Stockholm Open: Leonardo Mayer, Jeremy Chardy and Fernando Verdasco through | Tennis News | Sky Sports Stockholm Open: Leonardo Mayer, Jeremy Chardy and Fernando Verdasco through | Tennis News | Sky Sports](https://e0.365dm.com/13/07/2048x1152/Leonardo-Mayer_2979821.jpg)
Stockholm Open: Leonardo Mayer, Jeremy Chardy and Fernando Verdasco through | Tennis News | Sky Sports
![Argentinian Tennis Player Leonardo Mayer In Action During A Match Of Barcelona Tennis Tournament Conde De Godo On April 22 2015 In Barcelona Stock Photo, Picture And Royalty Free Image. Image 42009711. Argentinian Tennis Player Leonardo Mayer In Action During A Match Of Barcelona Tennis Tournament Conde De Godo On April 22 2015 In Barcelona Stock Photo, Picture And Royalty Free Image. Image 42009711.](https://previews.123rf.com/images/sportgraphic/sportgraphic1506/sportgraphic150600066/42009711-argentinian-tennis-player-leonardo-mayer-in-action-during-a-match-of-barcelona-tennis-tournament.jpg)
Argentinian Tennis Player Leonardo Mayer In Action During A Match Of Barcelona Tennis Tournament Conde De Godo On April 22 2015 In Barcelona Stock Photo, Picture And Royalty Free Image. Image 42009711.
![Roger Federer is an 'uncomfortable' opponent: Leonardo Mayer reveals why | Tennis | Sport | Express.co.uk Roger Federer is an 'uncomfortable' opponent: Leonardo Mayer reveals why | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/secondary/Leonardo-Mayer-1465391.jpg?r=1534506348874)
Roger Federer is an 'uncomfortable' opponent: Leonardo Mayer reveals why | Tennis | Sport | Express.co.uk
![Argentina's Leonardo Mayer plays against the Czech Republic's Stepanek on the 6th day of the Tennis World Team Cup at Rochusclub in Duesseldorf, Germany, 25 May 2012. Photo: CAROLINE SEIDEL Stock Photo - Alamy Argentina's Leonardo Mayer plays against the Czech Republic's Stepanek on the 6th day of the Tennis World Team Cup at Rochusclub in Duesseldorf, Germany, 25 May 2012. Photo: CAROLINE SEIDEL Stock Photo - Alamy](https://c8.alamy.com/comp/D64DNP/argentinas-leonardo-mayer-plays-against-the-czechrepublics-stepanek-D64DNP.jpg)