Roger Federer of Switzerland kisses the trophy after defeating John Isner of the United States, 6-1, 6-4 during the final of the Miami Open, March 31, 2019. /VCG Photo

Chinese striker Wu Lei of Espanyol is defended by Arturo Vidal of Barcelona during the La Liga match at Camp Nou in Barcelona, Spain, March 30, 2019. /VCG Photo

China's Xu Xin (R) and Liu Shiwen (L) take a selfie with coach Ma Lin (C) after winning mixed doubles title with a convincing 3-0 victory (11-5, 11-7, 11-7) in the 2019 ITTF World Tour Platinum, Qatar Open, March 30, 2019. /VCG Photo

Portugal's forward Cristiano Ronaldo (C) vies with Serbia's defender Nikola Milenkovic (BOTTOM) during the Euro 2020 qualifying group B football match between Portugal and Serbia at the Luz stadium in Lisbon, March 25, 2019. /VCG Photo

Tokyo Governor Yuriko Koike (L) and Minister for the Tokyo Olympic and Paralympic Games Yoshitaka Sakurada (R), wave the flags as part of commemoration of "Tokyo 2020 500 Days to Go", at Tokyo Station March 30, 2019. /VCG Photo

English Premier League club Manchester United appoints Ole Gunnar Solskjaer as its permanent manager on a three-year contract at Old Trafford, Manchester, March 28, 2019. /VCG Photo

The flame lighting ceremony of the second China National Youth Games takes place in Yuncheng City, north China's Shanxi Province, March 28, 2019. /VCG Photo

20-year-old Mick Schumacher, son of Formula 1 legend Michael Schumacher, finishes eighth in the Formula 2 standings after his debut at the Bahrain Grand Prix, March 30, 2019. /VCG Photo

Chinese soccer team players celebrate after qualifying for the 2020 AFC U-23 Championship on goal difference, with a 2-2 draw with Malaysia at the Shah Alam Stadium in Kuala Lumpur, March 26, 2019. /VCG Photo

Liang Nuanxiang of China reacts after a missed shot at the net during the 2019 FINA Water Polo World League Inter-Continental Cup Men’s match between Canada and China at HBF Stadium in Perth, Australia, March 29, 2019. /VCG Photo