Roland-Garros, Paris (CNN) Jelena Ostapenko was dethroned as the French Open champion by the 66th-ranked Kateryna Kozlova on the first day of the French Open. Venus also outEarlier in the day, an error-strewn Venus Williams was knocked out of the first round of the French Open by the 91st-ranked Qiang Wang. A dejected Venus Williams on her way to a shock defeat to China's Wang Qiang during their women's singles first round match at the French Open. China's Wang Qiang celebrates after her victory over Venus Williams at Roland-Garros on the first day of the 2018 French Open. But her game finally clicked back into gear during the US hard court swing, where she beat defending French Open champion Jelena Ostapenko for the Miami Open title in March.

Source: CNN May 27, 2018 16:52 UTC