Cheerleaders wearing face masks due to the outbreak of the coronavirus disease (COVID-19) are seen at the first professional baseball league game of the season at Taoyuan International baseball stadium in Taoyuan city, Taiwan, April 11, 2020. (Photo by Ann Wang/Reuters)

A woman walks up a stairway painted in the rainbow colors in Bucharest, Romania, Saturday, July 11, 2020. Romania reported 698 new COVID-19 infections in the last 24 hours, the highest level since the pandemic reached the country in February. (Photo by Vadim Ghirda/AP Photo)

New York City FC midfielder Valentin Castellanos (11) falls after battling Columbus Crew defender Aboubacar Keita (30) for a high ball during the second half at Red Bull Arena in New York, August 24, 2020. (Photo by Vincent Carchietta/USA TODAY Sports)

Revellers head out in Leeds city centre, which has one of the country's highest infection rates on October 11, 2020. Cities in northern England and other areas suffering a surge in Covid-19 cases may have pubs and restaurants temporarily closed to combat the spread of the virus. (Photo by NB PRESS LTD/The Sun)

A woman walks up a stairway painted in the rainbow colors in Bucharest, Romania, Saturday, July 11, 2020. Romania reported 698 new COVID-19 infections in the last 24 hours, the highest level since the pandemic reached the country in February. (Photo by Vadim Ghirda/AP Photo)

Grade 5 student Lovely Joy De Castro, 11, takes notes while attending an online class using a smartphone, as schools remain closed during the Coronavirus disease (COVID-19) outbreak, at Manila South Cemetery where she lives with her family in Makati City, Philippines, November 6, 2020. (Photo by Eloisa Lopez/Reuters)

Greece's Maria Sakkari reacts during her women's singles quarter-final tennis match against Poland's Iga Swiatekon Day 11 of The Roland Garros 2021 French Open tennis tournament in Paris on June 9, 2021. (Photo by Gonzalo Fuentes/Reuters)

Participants celebrate the awakening of the Hoppeditz, a fictional character whose return to life marks the start of the carnival season in Düsseldorf, western Germany on November 11, 2021. The 11.11. is celebrated this year again under Corona conditions in presence. However, in the carnival strongholds of Cologne and Düsseldorf, this only applies to the vaccinated and the recovered. (Photo by Federico Gambarini/dpa/Alamy Live News)