201010 -- PARIS, Oct. 10, 2020 -- Novak Djokovic of Serbia hits a return during the men s singles semifinal match against Stefanos Tsitsipas of Greece at the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 9, 2020. Photo by /Xinhua SPFRANCE-PARIS-TENNIS-ROLAND GARROS-FRENCH OPEN-DAY 13 AurelienxMorissard PUBLICATIONxNOTxINxCHN