The Irish team walks off the pitch after being defeated by South Africa in their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Great Britain's Dan Norton celebrates after scoring the first try in Great Britain's men's rugby sevens match against Canada at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Japan's Kameli Raravou Latianara Soejima, right, is tackled by Fiji's Semi Radradra during their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021, in Tokyo. (AP Photo/Shuji Kajiyama)

Japan players leave the pitch after their men's rugby sevens match against Britain at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Madison Hughes of the U.S. is chased by Kenya's Collins Injera as he runs down the pitch to score a try, in their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

New Zealand players, including Sione Molia, left, celebrate as they walk off the pitch after defeating Argentina in men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

South Korea's Kim Hyun-soo is tackled by Australia's Samu Kerevi in their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Fiji's Napolioni Bolaca, center, is tackled by Canada's Pat Kay in their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Carlin Isles of the U.S. gets past Kenya's Vincent Onyala, right, to score a try in their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Players from Ireland and South Africa shake hands as they leave the pitch after their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Players from Britain leave the pitch after their men's rugby sevens match against Japan at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Argentina players, center, celebrate after defeating Australia in their men's rugby sevens match at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)

Members of Team Fiji hold the ball before the start of their men's rugby sevens match against Japan at the 2020 Summer Olympics, Monday, July 26, 2021 in Tokyo, Japan. (AP Photo/Shuji Kajiyama)