Britain's Johanna Konta won a dramatic contest with Svetlana Kuznetsova to reach the Olympic quarter-finals, after Andy Murray eased into the last 16.
Konta, ranked 13th in the world, converted her fourth match point to beat the Russian eighth seed 3-6 7-5 7-5 after three hours and seven minutes.
Brazil's Rafaela Silva celebrates after winning the gold medal of the women's 57-kg judo. Courtesy of www.dailymail.co.uk
Brazil won their first gold medal of the Rio Olympics as Rafaela Silva triumphed in the women's 57kg judo.
Silva defeated world number one Sumiya Dorjsuren of Mongolia by Waza-ari to delight a partisan crowd at Carioca 2.
Novak Djokovic (left) has never won an Olympic title
Novak Djokovic suffered another Olympics defeat as he and 40-year-old team-mate Nenad Zimonjic exited the men's doubles in round two.
The Serbs lost 6-4 6-4 to Brazilians Marcelo Melo and Bruno Soares in Rio.
Neymar scored 31 goals for Barcelona last season - but has been unable to find a way past South Africa and Iraq
Host nation Brazil are still searching for their opening win of the Rio 2016 men's football competition after an embarrassing 0-0 draw against Iraq.
Led by Barcelona forward Neymar, Brazil could not find a way past their stubborn Group A rivals in Brasilia.
Hassan Saada was due to fight on Saturday
A Moroccan boxer has been arrested by Brazilian police over allegations of sexually assaulting two female cleaners in the Rio de Janeiro Olympic village.
Hassan Saada, 22, was held on suspicion of committing the assaults on Wednesday, a police statement said.
