Soccer Football - Serie A - Genoa v Atalanta - Stadio Comunale Luigi Ferraris, Genoa, Italy - May 15, 2021 Atalanta coach Gian Piero Gasperini speaks to substitutes during half time REUTERS/Alessandro Garofalo

Soccer Football - Copa Sudamericana - Group A - San Lorenzo v Rosario Central - Estadio Nuevo Gasometro, Buenos Aires, Argentina - May 12, 2021 Rosario Central players at half time REUTERS/Agustin Marcarian

Soccer Football - Copa Libertadores - Group C - Santos v Boca Juniors - Estadio Vila Belmiro , Santos, Brazil - May 11, 2021 Boca Juniors' Alan Varela walks off the pitch at half time Pool via REUTERS/Guilherme Dionizio

Soccer Football - Copa Libertadores - Group C - Santos v Boca Juniors - Estadio Vila Belmiro , Santos, Brazil - May 11, 2021 Boca Juniors' Carlos Tevez walks off the pitch at half time Pool via REUTERS/Guilherme Dionizio

Soccer Football - Copa Libertadores - Group D - Santa Fe v River Plate - Estadio La Nueva Olla, Asuncion, Paraguay - May 6, 2021. River Plate coach Marcelo Gallardo with Santa Fe technical assistant‎‎ Gonzalo Martinez ‎at half time Pool via REUTERS/Jorge Saenz

Shohei Otsuka of Japan reacts after he crossed the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Ayuko Suzuki of Japan reacts after she crossed the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Simon Kariuki of Kenya reacts after he crossed the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Prabudass Krishnan of Malaysia reacts after he crossed the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Mao Ichiyama of Japan reacts after she crossed the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Yuma Hattori of Japan reacts after he crossed the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Bart van Nunen of Netherlands reacts after he crossed the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

A small number of spectators are seen near the finish point at the half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Officials wearing protective face masks and shields are seen at the finish point of the half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

President of the Tokyo 2020 Organising Committee (Tokyo 2020) Seiko Hashimoto inspects the half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Runners cross the finish line while small groups of spectators are seen during the half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Runners take part in the half-marathon without spectators during the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

World Athletics President Sebastian Coe (R), wearing a protective face mask, inspects the half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

4th-place runner Katharina Steinruck of Germany crosses the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

World Athletics President Sebastian Coe, wearing a protective face mask, inspects the half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

4th-place runner Katharina Steinruck of Germany crosses the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

4th-place runner Katharina Steinruck of Germany crosses the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Winner Mao Ichiyama of Japan leads her compatriot Mizuki Matsuda as she crosses the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Winner Hillary Kipkoech of Kenya crosses the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Winner Hillary Kipkoech of Kenya crosses the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Winner Mao Ichiyama of Japan crosses the finish line at the women's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Winner Hillary Kipkoech of Kenya crosses the finish line at the men's half-marathon of the Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato/Pool

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021. Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021.Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021.Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021.Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021.Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021. Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021. Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021. Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021. Charly Triballeau/Pool via REUTERS

Athletes compete at the half-marathon race which doubles as a test event for the 2020 Tokyo Olympics, in Sapporo, Japan May 5, 2021. Charly Triballeau/Pool via REUTERS

Runners take part in the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners take part in the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners take part in the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners take part in the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners take part in the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

A member of the security personnel wears a sign that reads "In order to prevent infection, please refrain from watching," along the route of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners warm up before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners warm up before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners warm up before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Runners warm up before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

A firefighter holds a sign that reads "In order to prevent infection, please refrain from watching," along the route before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

A member of the security personnel wears a sign that reads "In order to prevent infection, please refrain from watching," along the route before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato TPX IMAGES OF THE DAY

Officials wearing face masks and face shields are seen before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Police officers and security personnel wearing masks stand behind a banner before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Police officers wearing masks are seen before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

Police officers wearing masks walk before the start of the Hokkaido-Sapporo Marathon Festival 2021, a half-marathon and a 10K race which is a test event for the Tokyo 2020 Olympics marathon race, amid the coronavirus disease (COVID-19) outbreak, in Sapporo, Hokkaido, Japan May 5, 2021. REUTERS/Issei Kato

A Mexican flag flies at half-staff at the Government House on Constitution Square as a mark of respect for the victims of the accident where an overpass of the metro partially collapsed with train cars on it in Mexico City, Mexico May 4, 2021. REUTERS/Toya Sarno Jordan

The Mexican flag flies at half-staff atop of the National Palace on Constitution Square, as a mark of respect for the victims of the accident where an overpass of the metro partially collapsed with train cars on it in Mexico City, Mexico May 4, 2021. REUTERS/Toya Sarno Jordan

The Mexican flag flies at half-staff at Constitution Square, as a mark of respect for the victims of the accident where an overpass of the metro partially collapsed with train cars on it in Mexico City, Mexico May 4, 2021. REUTERS/Toya Sarno Jordan REFILE-CORRECTING LOCATION

Start gates for the half-marathon race of Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, are seen a day ahead of the event in Sapporo, Hokkaido, Japan May 4, 2021. REUTERS/Issei Kato

A guide plate for foreign athletes is displayed at the start point for the half-marathon and 10km races of Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, a day ahead of the event amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 4, 2021. REUTERS/Issei Kato

Start gates for the half-marathon race of Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, are seen a day ahead of the event in Sapporo, Hokkaido, Japan May 4, 2021. REUTERS/Issei Kato

A guide plate for participants is displayed as Sapporo TV Tower is backrground at the start point for the half-marathon and 10km races of Hokkaido-Sapporo Marathon Festival 2021, a testing event for the Tokyo 2020 Olympics marathon race, a day ahead of the event amid the coronavirus disease (COVID-19) outbreak in Sapporo, Hokkaido, Japan May 4, 2021. REUTERS/Issei Kato