North Korean Olympians have not received Samsung smartphones, unlike athletes from other countries, the IOC told AFP on Thursday, hours after Seoul suggested that providing them the phones could violate UN sanctions against the nuclear-armed North.

Sharon van Rouwendaal of the Netherlands made a late surge to win gold in the women's 10k marathon swimming at the Paris Olympics on Thursday.

Mexico's Aranza Vazquez lodged a complaint about the crowd noise after one of her dives in the 3-metre springboard semi-final was ruled as "failed" by the judges, earning her zero points and leaving too big a gap to qualify for the final.

Brazilian President Luiz Inacio Lula da Silva has issued an executive measure exempting Olympic and Paralympic medallists from income tax on their prize money, according to a statement published in the official gazette on Thursday.

Sharon van Rouwendaal from the Netherlands made a late surge to win gold in the women's 10k marathon swimming at the Paris Olympics on Thursday.

India's heartbroken Vinesh Phogat on Thursday announced her retirement from wrestling, a day after being disqualified from the women's 50kg competition at the Paris Olympics for being overweight for the final.

After all the doubts, the grumbling and the gloom, Paris has finally embraced the Olympics, with some of its famously cynical residents even returning early from holidays to take part in the fun.

China's anti-doping agency (CHINADA) on Thursday urged the International Testing Agency (ITA) to intensify testing of U.S. track and field athletes, after American sprinter Erriyon Knighton tested positive for the banned substance trenbolone.

Marathon swimming is set to get underway amid concerns over water pollution in the river Seine.

The 26-year-old pipped Britain's Matthew Hudson-Smith.

Tebogo, also a finalist in the 100m, struck a psychological blow to Lyles, crossing the line in 19.96sec, while Lyles timed 20.08sec.

The 31-year-old Li beat Theerapong Silachai of Thailand by 7kg with Hampton Morris of the United States third, another 5kg back.

Following Novak Djokovic's dramatic gold medal victory at the Paris Olympics, Serbia is set to build a museum dedicated to the tennis great, according to the country's president.

There will be 21 medals up for grabs with the bulk of them being given out in athletics.

"The last hurrah, I'm done. I've always said I want to retire a champion, that's it," Harrington told Irish national broadcaster RTE.

The USA, record four-time women's football gold medallists, are still on course to win the title for the first time since 2012 after beating Germany 1-0 in extra time in Lyon, with Sophia Smith scoring the only goal.

Powerhouse Dutchman Harrie Lavreysen led the Netherlands to the men's team sprint cycling gold medal on Tuesday in new world record time to successfully defend their title.

Australian teenage skateboarding sensation Arisa Trew won Olympic gold in the women's park event on Tuesday, edging out Japan's Cocona Hiraki in silver and Britain's injured Sky Brown in bronze.

"I am going to be honest, I am mainly happy for Team France because when you see everyone picking up medals all over the place, you say to yourself that you can't let them down," Henry said.

"It wasn't the result I was hoping for, but we're very satisfied with what we achieved," said 29-year-old Alexandre after Brazil lost 3-1.