1 of 18
![Japan's Yuto Horigome practiaes at Ariake Urban Sports Park](https://imagevars.gulfnews.com/2021/07/22/Japan-s-Yuto-Horigome-practiaes-at-Ariake-Urban-Sports-Park-_17acd8da7ac_original-ratio.jpg)
2 of 18
![Simone Biles in training at the Tokyo Olympics](https://imagevars.gulfnews.com/2021/07/22/Simone-Biles-in-training-at-the-Tokyo-Olympics_17acd8c7e15_original-ratio.jpg)
3 of 18
![Puerto Rico skateboarder Manny Santiago trains at Ariake Urban Sports Park ahead of the Tokyo 2020 Olympic Games in Tokyo, on July 22, 2021. (Photo by JEFF PACHOUD / AFP)](https://imagevars.gulfnews.com/2021/07/22/Puerto-Rico-skateboarder-Manny-Santiago-trains-at-Ariake-Urban-Sports-Park-ahead-of-the-Tokyo-2020-Olympic-Games-in-Tokyo--on-July-22--2021.--Photo-by-JEFF-PACHOUD---AFP-_17acd8f78ba_original-ratio.jpg)
4 of 18
![A kayaker is silhouetted at the end of a training session at the Kasai Canoe Slalom Centre](https://imagevars.gulfnews.com/2021/07/22/A-kayaker-is-silhouetted-at-the-end-of-a-training-session-at-the-Kasai-Canoe-Slalom-Centre-_17acd909c0d_original-ratio.jpg)
5 of 18
![Diving Training at the Tokyo Aquatics Centre](https://imagevars.gulfnews.com/2021/07/22/Diving-Training--at-the-Tokyo-Aquatics-Centre_17acd917a06_original-ratio.jpg)
6 of 18
![Ava Stewart of Canada on the uneven bars during training](https://imagevars.gulfnews.com/2021/07/22/Ava-Stewart-of-Canada-on-the-uneven-bars-during-training-_17acd92ba5b_original-ratio.jpg)
7 of 18
![Mexico's Nicole Rangel, left, and Suzannah Brookshire collide as they attempt to take a catch during the softball game against Japan](https://imagevars.gulfnews.com/2021/07/22/Mexico-s-Nicole-Rangel--left--and-Suzannah-Brookshire-collide-as-they-attempt-to-take-a-catch-during-the-softball-game-against-Japan_17acd93a994_original-ratio.jpg)
8 of 18
![Japan's Mai Murakami trains on the vault](https://imagevars.gulfnews.com/2021/07/22/Japan-s-Mai-Murakami-trains-on-the-vault-_17acd94f40f_original-ratio.jpg)
9 of 18
![Brooklyn Moors of Canada on the uneven bars during training](https://imagevars.gulfnews.com/2021/07/22/Brooklyn-Moors-of-Canada-on-the-uneven-bars-during-training-_17acd95dc9e_original-ratio.jpg)
10 of 18
![The United States basketball team train](https://imagevars.gulfnews.com/2021/07/22/The-United-States-basketball-team-train_17acd9759ea_original-ratio.jpg)
11 of 18
![South Korea's players sing the national anthem before the Group B match against New Zealand](https://imagevars.gulfnews.com/2021/07/22/South-Korea-s-players-sing-the-national-anthem-before-the-Group-B-match-against-New-Zealand-_17acd987b54_original-ratio.jpg)
12 of 18
![China women's quadruple sculls team on the water](https://imagevars.gulfnews.com/2021/07/22/China-women-s-quadruple-sculls-team-on-the-water_17acd998192_original-ratio.jpg)
13 of 18
![Donglian Zhang, of China, practises at the Asaka Shooting Range](https://imagevars.gulfnews.com/2021/07/22/Donglian-Zhang--of-China--practises-at-the-Asaka-Shooting-Range-_17acd9a4019_original-ratio.jpg)
14 of 18
![Tennis star Kei Nishikori of Japan warms up](https://imagevars.gulfnews.com/2021/07/22/Tennis-star-Kei-Nishikori-of-Japan-warms-up_17acd9b81ed_original-ratio.jpg)
15 of 18
![Italy's Giulia Koutsoyanopulos runs past the first base at Fukushima Azuma Baseball Stadium](https://imagevars.gulfnews.com/2021/07/22/Italy-s-Giulia-Koutsoyanopulos-runs-past-the-first-base-at-Fukushima-Azuma-Baseball-Stadium-_17acd9ceac7_original-ratio.jpg)
16 of 18
![Lucy Bronze of Great Britain in action with Carla Guerrero of Chile](https://imagevars.gulfnews.com/2021/07/22/Lucy-Bronze-of-Great-Britain-in-action-with-Carla-Guerrero-of-Chile-_17acd9e82bb_original-ratio.jpg)
17 of 18
![Members of the Canadian men's field hockey team run beneath sprinklers during a training session at Oi Hockey Stadium](https://imagevars.gulfnews.com/2021/07/22/Members-of-the-Canadian-men-s-field-hockey-team-run-beneath-sprinklers-during-a-training-session-at-Oi-Hockey-Stadium-_17acd9fb0eb_original-ratio.jpg)
18 of 18
![Serbia's Novak Djokovic practises for the men's tennis competition](https://imagevars.gulfnews.com/2021/07/22/Serbia-s-Novak-Djokovic-practises-for-the-men-s-tennis-competition-_17acda4aaf7_original-ratio.jpg)