Lin Yu-ting, a central figure in the ongoing gender dispute at the Olympics, secured a points victory in her opening match, following comments from two-time gold medallist Nicola Adams, who has entered the debate.
South African 100m record holder Akani Simbine faces a heavy burden of expectations as he approaches his third Olympic Games in Paris.
An injured Chad le Clos bowed out of the Paris Olympic Games after failing to make it to the semifinals of the men's 200m butterfly on Friday.
Novak Djokovic will seek a further medical assessment of his knee after requiring on-court treatment during his victory over Stefanos Tsitsipas in the Olympic singles quarter-finals.
Andy Murray's professional tennis career came to a close with defeat alongside Dan Evans in the quarter-finals of the Olympic men's doubles.
Iga Swiatek's 25-match winning run at Roland Garros was ended in the Olympic singles semi-finals by Zheng Qinwen in a huge upset.