Gloucester and Scotland international rugby player Alex Craig works out during a training session at his parents' farm in Castle Douglas, following the outbreak of the coronavirus disease (COVID-19), Castle Douglas, Scotland, Britain, May 4, 2020. REUTERS/Lee Smith/File Photo TPX IMAGES OF THE DAY TPX IMAGES OF THE DAY SEARCH "POY SPORTS" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2020 PACKAGES

Triathlete Lloyd Bebbington trains in a pool in his garden at home, following the outbreak of the coronavirus disease (COVID-19), Newcastle-under-Lyme, Britain, April 26, 2020. REUTERS/Carl Recine/File Photo TPX IMAGES OF THE DAY SEARCH "POY SPORTS" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2020 PACKAGES

Taboao da Serra's Tauani Goncalves stretches out during training in her worn-out football shoes. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil November 6, 2020. Picture taken November 6, 2020 REUTERS/Amanda Perobelli

Taboao da Serra players after training. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil October 27, 2020. Picture taken October 27, 2020 REUTERS/Amanda Perobelli

Taboao da Serra players during training using donated uniforms. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil November 6, 2020. Picture taken November 6, 2020 REUTERS/Amanda Perobelli

Taboao da Serra players in the dressing room before training. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil November 6, 2020. Picture taken November 6, 2020 REUTERS/Amanda Perobelli

Nini, Alieni Baciega Roschel, Taboao da Serra's captain poses for a photograph after training. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil November 6, 2020. Picture taken November 6, 2020 REUTERS/Amanda Perobelli

Taboao da Serra's Bruna Arcanjo during training using a donated uniform. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil November 6, 2020. Picture taken November 6, 2020 REUTERS/Amanda Perobelli

Taboao da Serra players during a training session. The soccer club lost 29-0 against a major club like Sao Paulo in the Paulista Women's Championship. The defeat led to a debate on how much this result shows inequality in sport in terms of social and gender development, which is still moving slowly in Brazil, in Embu das Artes, on the outskirts of Sao Paulo, Brazil November 6, 2020. Picture taken November 6, 2020. Picture taken with a drone. REUTERS/Amanda Perobelli

Triathlete Lloyd Bebbington trains in a pool in his garden at home, following the outbreak of the coronavirus disease (COVID-19), Newcastle-under-Lyme, Britain, April 26, 2020. REUTERS/Carl Recine TPX IMAGES OF THE DAY SEARCH "POY SPORTS" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2020 PACKAGES

Players take off their protective masks prior to the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

A used face mask is seen on the pitch during the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Coach Lothar Heilmann attends the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Coach Lothar Heilmann attends the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Coach Lars Goettig and goalkeeper Pau Puigvert warm up during the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Coach Lothar Heilmann talks to his team prior to the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Players go through a disinfection routine prior to the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

A sign shows the hygiene rules on the pitch during the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

A used face mask is seen on the pitch during the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Coach Lars Goettig looks at goalkeeper Pau Puigvert saves a shot during the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

Coach Lars Goettig looks at goalkeeper Pau Puigvert saves a shot during the last training session of a youth soccer team of sports club " BLAU-GELB" before lockdown as the spread of the coronavirus disease (COVID-19) continues in Frankfurt, Germany, October 30, 2020, REUTERS/Kai Pfaffenbach

A man trains in front of Ashraf Sobhi, Minister of Youth and Sports, on the first "Open Gym" opened as a part of the initiative "Be Fit - Be Sports" organized by the Egyptian Street Workout and Calisthenics Federation at the Children's Garden in the Cairo suburb of Nasr City, Egypt, September 29, 2020. REUTERS/Amr Abdallah Dalsh

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 22, 2020 Paris St Germain President Nasser Al-Khelaifi and Paris St Germain Sporting Director Leonardo Pool via REUTERS/David Ramos

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 22, 2020 Paris St Germain President Nasser Al-Khelaifi and Paris St Germain Sporting Director Leonardo Pool via REUTERS/David Ramos

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 22, 2020 Paris St Germain President Nasser Al-Khelaifi and Paris St Germain Sporting Director Leonardo Pool via REUTERS/David Ramos

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 22, 2020 Paris St Germain Sporting Director Leonardo before training Pool via REUTERS/Manu Fernandez

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 11, 2020 Paris St Germain sports director Leonardo and assistant sports director Angelo Castellazzi wearing protective face masks David Ramos/Pool via REUTERS

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 11, 2020 Paris St Germain sports director Leonardo and assistant sports director Angelo Castellazzi wearing protective face masks David Ramos/Pool via REUTERS

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 11, 2020 Paris St Germain assistant sports director Angelo Castellazzi wearing a protective face mask David Ramos/Pool via REUTERS

Soccer Football - Champions League - Paris St Germain Training - Estadio da Luz, Lisbon, Portugal - August 11, 2020 Paris St Germain sports director Leonardo wearing a protective face mask David Ramos/Pool via REUTERS

Men train at a sports ground near a board informing of preventive measures against the coronavirus disease (COVID-19) in Almaty, Kazakhstan July 12, 2020. REUTERS/Pavel Mikheyev

Soccer Football - DFB Cup - Final - Bayern Leverkusen Training - Olympiastadion, Berlin, Germany - July 3, 2020 Bayer Leverkusen President Fernando Carro and Sports Director Rudi Voller wearing a protective face mask in the stands REUTERS/Annegret Hilse DFB regulations prohibit any use of photographs as image sequences and/or quasi-video

Soccer Football - DFB Cup - Final - Bayern Leverkusen Training - Olympiastadion, Berlin, Germany - July 3, 2020 Bayer Leverkusen Sports Director Rudi Voller wearing a protective face mask in the stands REUTERS/Annegret Hilse DFB regulations prohibit any use of photographs as image sequences and/or quasi-video

Soccer Football - Paris St Germain Training - Ooredoo Training Centre, Saint-Germain-en-Laye, France - June 25, 2020 Paris St Germain Sporting Director Leonardo is seen wearing a protective face mask while he gestures as he leaves the training centre following the outbreak of the coronavirus disease (COVID-19) REUTERS/Benoit Tessier

Soccer Football - Paris St Germain Training - Ooredoo Training Centre, Saint-Germain-en-Laye, France - June 25, 2020 Paris St Germain Sporting Director Leonardo and Angel Di Maria are seen wearing protective face masks while they touch arms as they arrive for training following the outbreak of the coronavirus disease (COVID-19) REUTERS/Benoit Tessier

Soccer Football - Paris St Germain Training - Ooredoo Training Centre, Saint-Germain-en-Laye, France - June 25, 2020 Paris St Germain Sporting Director Leonardo and Angel Di Maria are seen wearing protective face masks as they arrive for training following the outbreak of the coronavirus disease (COVID-19) REUTERS/Benoit Tessier

Soccer Football - Paris St Germain Training - Ooredoo Training Centre, Saint-Germain-en-Laye, France - June 25, 2020 Paris St Germain Sporting Director Leonardo and Angel Di Maria are seen wearing protective face masks as they arrive for training following the outbreak of the coronavirus disease (COVID-19) REUTERS/Benoit Tessier

Soccer Football - Paris St Germain Training - Ooredoo Training Centre, Saint-Germain-en-Laye, France - June 25, 2020 Paris St Germain Sporting Director Leonardo is seen wearing a protective face mask while he gestures as he arrives for training following the outbreak of the coronavirus disease (COVID-19) REUTERS/Benoit Tessier

Soccer Football - Paris St Germain Training - Ooredoo Training Centre, Saint-Germain-en-Laye, France - June 25, 2020 Paris St Germain Sporting Director Leonardo is seen wearing a protective face mask while he gestures as he arrives for training following the outbreak of the coronavirus disease (COVID-19) REUTERS/Benoit Tessier

Hedaya Malak Wahba, Egyptian Taekwondo practitioner, dons a sports hijab next to her trophies and medals at her home as she trains for the postponed Tokyo Olympic Games amid the spread of the coronavirus disease (COVID-19), in Cairo, Egypt June 4, 2020. Picture taken June 4, 2020. REUTERS/Amr Abdallah Dalsh

Palestinian girls, instructed by their coach Osama Ayob, participate in a boxing training session at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem TPX IMAGES OF THE DAY

Palestinian girls participate in a boxing training session at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem

Palestinian girls participate in a boxing training session at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem

People watch as Palestinian girls participate in a boxing training session, supervised by their coach Osama Ayob, at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem

A Palestinian girl is instructed by coach Osama Ayob during a boxing training session at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem

A Palestinian boxing coach, Osama Ayob, trains a girl at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem

A Palestinian girl is instructed by coach Osama Ayob during a boxing training session at the sidewalk of a beach as sports clubs are closed due to concerns about the spread of the coronavirus disease (COVID-19), in Gaza City May 21, 2020. Picture taken May 21, 2020. REUTERS/Suhaib Salem

Lazio's Luis Alberto has his temperature checked as he arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy, May 18, 2020. REUTERS/Alberto Lingria

Lazio's Guido Guerrieri arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy, May 18, 2020. REUTERS/Alberto Lingria

Lazio's Sergej Milinkovic-Savic arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy, May 18, 2020. REUTERS/Alberto Lingria

Lazio's Marco Parolo wearing a face mask arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy, May 18, 2020. REUTERS/Alberto Lingria

Lazio's Jony arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy, May 18, 2020. REUTERS/Alberto Lingria

Lazio's Lucas Leiva arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy May 18, 2020. REUTERS/Alberto Lingria

Lazio's Thomas Strakosha arrives for training at the Formello Sports Centre, following the outbreak of the coronavirus disease (COVID-19), Formello, Italy May 18, 2020. REUTERS/Alberto Lingria

Soccer Football - FC Cologne Training - Franz Kremer Stadion, Cologne, Germany - May 7, 2020 Horst Heldt, FC Cologne Director General of Sports watches the players during training, following the outbreak of the coronavirus disease (COVID-19) REUTERS/Thilo Schmuelgen

Real Betis's player has his hands sprayed with disinfectant as he arrives for COVID-19 tests following the outbreak of the coronavirus disease (COVID-19), Seville, Spain May 7, 2020. REUTERS/Marcelo del Pozo

A man gives a thumbs up after disinfecting the car of Real Betis's Joaquin Sanchez who arrives for COVID-19 tests following the outbreak of the coronavirus disease (COVID-19), Seville, Spain May 7, 2020. REUTERS/Marcelo del Pozo

A man gives a thumbs up after disinfecting the car of Real Betis's Joaquin Sanchez who arrives for COVID-19 tests following the outbreak of the coronavirus disease (COVID-19), Seville, Spain May 7, 2020. REUTERS/Marcelo del Pozo

A man disinfects the car of Real Betis's Joaquin Sanchez as he arrives for COVID-19 tests following the outbreak of the coronavirus disease (COVID-19), Seville, Spain May 7, 2020. REUTERS/Marcelo del Pozo