Rafael Nadal of Spain scores against Roger Federer of Switzerland in their semi final match during the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 12 July 2019. EPA-EFE/NIC BOTHMA
Petra Kvitova of Czech Republic in action against Sofia Kenin of the USA during their first round match of the Mutua Madrid Open 2019 tennis tournament at Caja Magica in Madrid, Spain, 04 May 2019. EPA-EFE/JUANJO MARTIN
Roger Federer of Switzerland plays Stan Wawrinka of Switzerland during their men?s quarter final match during the French Open tennis tournament at Roland Garros in Paris, France, 04 June 2019 EPA-EFE/YOAN VALAT
Serena Williams of the USAreacts as she plays Sofia Kenin of the USA during their women?s third round match during the French Open tennis tournament at Roland Garros in Paris, France, 01 June 2019. EPA-EFE/SRDJAN SUKI
Stefanos Tsitsipas of Greece reacts during his second round match of the Estoril Open Tennis tournament against Guido Andreozzi of Argentina, in Cascais, near Lisbon, Portugal, 01 May 2019. EPA-EFE/JOSE SENA GOULAO
