General view shows Olympic Stadium (National Stadium) during the Tokyo 2020 Paralympics athletics test event in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

General view shows Olympic Stadium (National Stadium) during the Tokyo 2020 Paralympics athletics test event in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Yuichi Yamate of Japan competes during the men's javelin throw final at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Seiko Hashimoto, president of the Tokyo 2020 Organising Committee, waves as she attends the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Kaede Maegawa of Japan competes during the women's long jump event at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Junta Kosuda of Japan competes during the men's long jump - T63 final at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Kaede Maegawa of Japan competes during the women's long jump event at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Toru Suzuki of Japan competes during the men's high jump T-64 final during the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Ryo Kosone of Japan prepares for the men's Discus Throw competition during the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Officials wearing protective face masks as a preventive measure against the coronavirus disease (COVID-19) are seen while Koto Matayoshi of Japan competes during the men's long jump - T63 final at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

A paralympian sitting on a wheelchair is seen during the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Paralympians compete during the men's 800m - T54 final at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Paralympian Shiho Watanabe of Japan competes during the women's long jump - T11 final at the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. REUTERS/Issei Kato

Staff members wearing PPE are seen during the Tokyo 2020 Paralympics athletics test event at Olympic Stadium (National Stadium) in Tokyo, Japan May 11, 2021. Picture taken by slow shutter speed. REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Qatar's Mutaz Essa Barshim REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Genki Dean REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Australia's Henry Frayne REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Indonesia's Sapwaturrahman REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Ryuji Miura REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Indonesia's Lalu Muhammad Zohri REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Yuki Koike REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Aska Cambridge REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Suhei Tada REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Yoshihide Kiryu REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Kenya's Muthoni Teresiah wins the women's 5000m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Kenya's Muthoni Teresiah wins the women's 5000m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 General view of an official timekeeper during the race REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Qatar's Mutaz Essa Barshim in action during the men's high jump final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 General view of Staff members wearing PPE during the action REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Qatar's Mutaz Essa Barshim reacts after the men's high jump final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 General view of empty seats in the stands REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Asuka Terada in action during the women's 100m hurdle final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Yuri Okubo and Maya Takeuchi reacts after the women's 100m hurdle final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Asuka Terada celebrates after winning the women's 100m hurdle final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Yuri Okubo, Maya Takeuchi and Hikari Tanaka reacts after the women's 100m hurdle final REUTERS/Kim Kyung-Hoon TPX IMAGES OF THE DAY

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 General view during the women's 100m hurdle final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Qatar's Mutaz Essa Barshim in action during the men's high jump final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Hiroki Sasae in action during the men's pole vault final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 General view inside the stadium of journalists REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. celebrates after winning the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. celebrates after winning the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. celebrates after winning the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. celebrates after winning the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. celebrates after winning the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. and Japan's Suhei Tada in action during the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. reacts after winning the men's 100m final REUTERS/Issei Kato

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. wins the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Justin Gatlin of the U.S. celebrates after winning the men's 100m final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Taioh Kanai wins the men's 110m hurdles final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Japan's Taioh Kanai wins the men's 110m hurdles final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 General view as Japan's Taioh Kanai wins the men's 110m hurdles final REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Kenya's Cleophas Kandi Meyan and Bedan Karoki in action during the men's 5000m REUTERS/Kim Kyung-Hoon

Olympics - Tokyo 2020 Olympic Games Test Event - Athletics - Olympic Stadium, Tokyo, Japan - May 9, 2021 Qatar's Mutaz Essa Barshim in action during the men's high jump final REUTERS/Issei Kato