Japan stabbing attack: Several killed, children among injured

At a serene zen garden in a Tokyo park, abstract lines inspired by the movements of Olympic athletes are carefully traced in the gravel -- not by monks, but by robots. The newly installed artwork, titled "The Constant Gardeners", features four large industrial robotic arms that work together to sculpt a traditional Japanese rock garden.

Families of refugee athletes who come from Kenya's Kakuma settlement have been sending them prayers and messages of hope, before they compete at the Olympic Games. They are among 29 athletes and refugees scheduled to compete in Tokyo in 12 sports, under the banner of the Olympic flag, according to the UNHCR. This is only the second appearance of the IOC Refugee Olympic Team. The first was in Rio de Janeiro in 2016.

An expert in sports psychology comments on Japan's Naomi Osaka and USA's Simone Biles speaking out about their mental health around the time of the Olympics.

Hundreds of people wait to have their picture taken with the famous Olympic rings outside the Olympic stadium as Japan extends a state of emergency, a week after the start of the Games.

A Belarusian athlete who refused to board a flight after she said she was taken to the airport by her team against her wishes was "safe and secure" in Tokyo, the International Olympic Committee said on Monday.

Crowds of commuters emerge from a train station in Tokyo during morning rush hour. Last week Japan extended the virus state of emergency in Tokyo due to rising cases of the coronavirus in the capital.

Middle-distance runner Abraham Guem was stranded in Japan for 21 months with four compatriots. Though his chances at the Tokyo Olympics look slim, he has more at stake than medals.

Baseball fan Masamitsu Takahashi opened his "izakaya" bar-restaurant in 2013, when Tokyo was chosen to host the 2020 Olympics. Never had he imagined that, eight years later, he would be watching Japan beating the USA in the quarter-final there all alone. Other bars have decided to stay open despite the state of emergency, but Takahashi says he prefers "to avoid the situation deteriorating to the point where there isn't even baseball".

Ten sports, 55 competitors, 36 events spread over 17 days, Guardian Nigeria's Sports Editor, Christian Okpara assesses team Nigeria at the Tokyo 2020 Olympics.

When Tokyo last hosted the Olympics, in 1964, Itsuo Masuda was deeply depressed, struggling with his sexuality. This year he watched openly gay and transgender athletes compete with pride, in the most LGBTQ-friendly games yet.

Tokyo 2020 mascot's Miraitowa tours the main press centre, greeting and posing for photos with media from around the world.

Residents in Shanghai react as China takes home 38 gold medals, the second-highest number at the Tokyo Olympics and one less than the United States. Morning commuters say they are proud of Chinese athletes' "historic" achievements, and look forward to Beijing 2022 Winter Olympics, which they hope will be "better" than Tokyo's Games.