Tokyo 2020 Olympics - Swimming - Women's 50m Freestyle - Final - Tokyo Aquatics Centre - Tokyo, Japan - August 1, 2021. Competitors on the start line REUTERS/Clodagh Kilcoyne

Tokyo 2020 Olympics - Swimming - Men's 50m Freestyle - Final - Tokyo Aquatics Centre - Tokyo, Japan - August 1, 2021. Competitors at the start line REUTERS/Clodagh Kilcoyne

Tokyo 2020 Olympics - Swimming - Men's 50m Freestyle - Final - Tokyo Aquatics Centre - Tokyo, Japan - August 1, 2021. Competitors at the start line REUTERS/Clodagh Kilcoyne

Tokyo 2020 Olympics - Swimming - Women's 4 x 100m Medley Relay - Final - Tokyo Aquatics Centre - Tokyo, Japan - August 1, 2021. Australia's Kaylee McKeown starts off REUTERS/Clodagh Kilcoyne

Tokyo 2020 Olympics - Swimming - Women's 4 x 100m Medley Relay - Final - Tokyo Aquatics Centre - Tokyo, Japan - August 1, 2021. China's team makes their way to the starting blocks REUTERS/Clodagh Kilcoyne

Tokyo 2020 Olympics - Athletics - Men's 400m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan – August 1, 2021. Kevin Borlee of Belgium at the start of Heat 2 REUTERS/Lucy Nicholson

Tokyo 2020 Olympics - Athletics - Women's 3000m Steeplechase - Round 1 - OLS - Olympic Stadium, Tokyo, Japan – August 1, 2021. General view of empty seats seen inside the stadium as athletes line up before the start of Heat 1 REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Divine Oduduru of Nigeria reacts after being disqualified for a false start in Heat 5 REUTERS/Andrew Boyers

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Divine Oduduru of Nigeria reacts after being disqualified for a false start in Heat 5 REUTERS/Andrew Boyers

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Fabrice Dabla of Togo is disqualified for a false start in Heat 6 REUTERS/Aleksandra Szmigiel

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Divine Oduduru of Nigeria reacts after being disqualified for a false start in Heat 5 REUTERS/Lucy Nicholson

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Athletes are seen while a second false start is declared in Heat 5 REUTERS/Phil Noble

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Fred Kerley of the United States reacts after a false start in Heat 5 REUTERS/Phil Noble

Tokyo 2020 Olympics - Athletics - Men's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Fred Kerley of the United States reacts after a false start in Heat 5 REUTERS/Phil Noble

Tokyo 2020 Olympics - Rugby Sevens - Women - Bronze medal match - Fiji v Britain - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Helena Rowland of Britain takes a knee before the start of the game. REUTERS/Stoyan Nenov

Tokyo 2020 Olympics - Rugby Sevens - Women - Bronze medal match - Fiji v Britain - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Fiji players before the start of the game. REUTERS/Stoyan Nenov

Tokyo 2020 Olympics - Rugby Sevens - Women - Bronze medal match - Fiji v Britain - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Deborah Fleming of Britain takes a knee before the start of the match. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Rugby Sevens - Women - Final 5-6 - Australia v United States - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Players before the start of the game. REUTERS/Stoyan Nenov

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Lane 6 is seen empty after Aveni Miguel of Angola was disqualified for a false start in Heat 2 REUTERS/Pawel Kopczynski

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Sokong Pen of Cambodia, Fabrice Dabla of Togo, Ngoni Makusha of Zimbabwe, Yeykell Romero of Nicaragua and Lataisi Mwea of Kiribati before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola reacts to a false start leading to his disqualification REUTERS/Fabrizio Bensch

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola reacts to a false start leading to his disqualification REUTERS/Fabrizio Bensch TPX IMAGES OF THE DAY

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola reacts after being disqualified for a false start in Heat 2 REUTERS/Phil Noble

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola reacts after being disqualified for a false start in Heat 2 REUTERS/Phil Noble

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. General view of the athletes at the start of Heat 2 REUTERS/Andrew Boyers

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola reacts after being disqualified for a false start in Heat 2 REUTERS/Phil Noble

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola during a false start in Heat 2 REUTERS/Pawel Kopczynski

Tokyo 2020 Olympics - Athletics - Men's 100m - Preliminary Round - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Aveni Miguel of Angola during a false start in Heat 2 REUTERS/Pawel Kopczynski

Tokyo 2020 Olympics - Rugby Sevens - Women - Semifinal - Britain v France - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Alex Matthews of Britain and Coralie Bertrand of France take a knee before the start of the match. REUTERS/Stoyan Nenov

Tokyo 2020 Olympics - Rugby Sevens - Women - Semifinal - Britain v France - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Caroline Drouin of France takes a knee before the start of the match. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Rugby Sevens - Women - Semifinal - Britain v France - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Helena Rowland of Britain takes a knee before the start of the match. REUTERS/Stoyan Nenov

Tokyo 2020 Olympics - Rugby Sevens - Women - Semifinal - New Zealand v Fiji - Tokyo Stadium - Tokyo, Japan - July 31, 2021. Players before the start of the match. REUTERS/Stoyan Nenov

Tokyo 2020 Olympics - Rugby Sevens - Women - Classification Round 5-8 - United States v China - Tokyo Stadium - Tokyo, Japan - July 31, 2021. China players before the start of the match. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Rugby Sevens - Women - Classification Round 5-8 - United States v China - Tokyo Stadium - Tokyo, Japan - July 31, 2021. United States players kneel in a group before the start of the match. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Athletics - Women's 400m Hurdles - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Tia-Adana Belle of Barbados at the starting block REUTERS/Phil Noble

Tokyo 2020 Olympics - Athletics - Women's 400m Hurdles - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 31, 2021. Tia-Adana Belle of Barbados at the starting block REUTERS/Phil Noble

Principal deputy press secretary Karine Jean-Pierre holds up her mask at the start of her media briefing at the White House in Washington, U.S., July 30, 2021. REUTERS/Evelyn Hockstein

Tokyo 2020 Olympics - Athletics - Mixed 4 x 400m Relay - Round 1- OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. General view of an athlete holding a baton before the start of the race REUTERS/Lucy Nicholson

Tokyo 2020 Olympics - Athletics - Mixed 4 x 400m Relay - Round 1- OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Tiffani Marinho of Brazil before the start of Heat 2 REUTERS/Lucy Nicholson

Tokyo 2020 Olympics - Swimming - Men's 50m Freestyle - Heats - Tokyo Aquatics Centre - Tokyo, Japan - July 30, 2021. Caeleb Dressel of the United States diving into pool with other swimmers at start of the race REUTERS/Marko Djurica

Tokyo 2020 Olympics - Athletics - Women's 5000m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Yasemin Can of Turkey in action as she leads at the start of the race REUTERS/Aleksandra Szmigiel

Tokyo 2020 Olympics - Rugby Sevens - Women - Quarterfinal - United States v Britain - Tokyo Stadium - Tokyo, Japan - July 30, 2021. Abby Gustaitis of the United States takes a knee before the start of the match. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Athletics - Women's 5000m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. General view of athletes in action at the start of Heat 1 REUTERS/Dylan Martinez

Tokyo 2020 Olympics - Rugby Sevens - Women - Classification Round 9-12 - Canada v Brazil - Tokyo Stadium - Tokyo, Japan - July 30, 2021. Ghislaine Landry of Canada and Leila Cassia Dos Santos Silva of Brazil take a knee before the start of the game. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Rugby Sevens - Women - Classification Round 9-12 - Canada v Brazil - Tokyo Stadium - Tokyo, Japan - July 30, 2021. Charity Williams of Canada and Luiza Gonzalez Da Costa Campos of Brazil take a knee before the start of the game. REUTERS/Siphiwe Sibeko

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Athletes at the start of Heat 2 REUTERS/Fabrizio Bensch

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Athletes at the start of Heat 3 REUTERS/Fabrizio Bensch

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Athletes in action at the start of Heat 7 REUTERS/Fabrizio Bensch

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Athletes at the start of Heat 5 REUTERS/Pawel Kopczynski

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Athletes before the start of Heat 6 REUTERS/Pawel Kopczynski

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Azreen Nabila Binti Alias of Malaysia before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Shericka Jackson of Jamaica and Michelle-Lee Ahye of Trinidad & Tobago before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Javianne Oliver of the United States in action at the start of Heat 3 REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Shelly-Ann Fraser-Pryce of Jamaica, Ajla Del Ponte of Switzerland and Nzubechi Grace Nwokocha of Nigeria before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Shelly-Ann Fraser-Pryce of Jamaica before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Elaine Thompson-Herah of Jamaica in action at the start of Heat 2 REUTERS/Hannah Mckay

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Amya Clarke of St. Kitts & Nevis before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Amya Clarke of St. Kitts & Nevis before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Crystal Emmanuel of Canada before the start REUTERS/Kai Pfaffenbach

Tokyo 2020 Olympics - Athletics - Women's 100m - Round 1 - OLS - Olympic Stadium, Tokyo, Japan - July 30, 2021. Crystal Emmanuel of Canada and Lorene Bazolo of Portugal before the start REUTERS/Kai Pfaffenbach