The Olympics begin on Friday with the start of athletics. Home crowd favorite Leon Marchand will be aiming for his fourth gold at the Paris Games, and French judo legend Teddy Riner is chasing a fourth Olympic medal.

Olympic champions in the following sports will be announced: badminton (including equestrian), rowing, sailing, and shooting.

What you should know about Friday's Olympics

More DIVING Gold for China

China's Wang Zongyuan won the men’s 3-metre synchronised with Long Daoyi.

Springboard Event

The pair finished with 446.10 points, earning China its fourth gold medal in diving. They finished with 446.10 total points.

SWITZERLAND: RIFLE GOLD

Switzerland's Chiara Leone

Gold medal winner

In the Women's 50m Rifle Three Positions at the Paris Olympics, on Friday.

The silver medal went to Sagen Maddalena of the United States, while Zhang Qiongyue from China won the bronze.

Birthday Gold

Valent Sinkovic, a Croatian rower who celebrated his 36thbirthday by winning a race from the back.

Sensational Gold

In the men's pairs together with Martin, his brother.

SWIMMER COLLAPSES

A venue official confirmed that Slovakian swimmer Tamara Potocka was being evaluated by a medical team after she collapsed following Friday's women's individual medley 200 metre heat. Potocka is conscious, confirmed the venue's media director. She will be assessed by a doctor.

Athletes

The men's 10,000 metre track gold medal will go to Ethiopian Selemon Bagea, who defends his Olympic crown. Both Uganda's Joshua Cheptegei, the world record-holder, and Jacob Kiplimo are aiming to better their respective Tokyo bronze and silver medals.

Canada's Damian Warner defends his Olympic Decathlon title in the absence of teammate Pierce Lepage. The reigning World Champion announced less than 2 weeks ago that Pierce was pulling out due to a back injury.

MARVELLOUS MARCHAND

France's Olympic superstar Leon Marchand is aiming for his fourth gold in the 200-meter individual medley at home Games.

The crowds in the Paris swimming pool go crazy every time 22-year old swims. They chant his name with each stroke.

SURFER EMOTIONS

The emotions were high on Thursday at the Tahiti surfing venue. Carissa Moore, reigning Olympic champ, and Vahine Fierro, a local favorite, both lost their matches, while Gabriel Medina, from Brazil, set up an exciting semi-final between Jack Robinson, of Australia, and Gabriel Medina, from Brazil.

COMEBACK QUEEN

Simone Biles

On Thursday, she won her second medal at the Paris Summer Games. She delivered an electrifying show to beat her Brazilian opponent Rebeca andrade. This was the culmination of a remarkable comeback.

GENDER ROW

The International Olympic Committee has defended the decision it made to let two female boxers compete in the Paris Olympics, despite the gender dispute. They said the women were being "aggressed" by an arbitrarily-made decision.

Taiwan's former president and presidential office expressed their support on Friday for Taiwanese Boxer Lin Yu-ting, who is embroiled in a row.

JUDO focuses on HOME HOPES

Teddy Riner

The round of 16 will begin the chase for a third gold medal in the category over 100kg.

Support for PAN

China's State Media, Athletes and Netizens rally to support Olympic Swimming Champion Pan Zhanle. This comes after critics such as an Australian swimming commentator claimed that his 100 metre freestyle world record was "humanly impossible".

DISTRACTED

NBCUniversal reported that one in four Americans have seen their productivity drop since the Games started, while half of them say they've rearranged their daily schedules so that they can watch.

(source: Reuters)