Afghan volunteer health workers disinfect a mosque prior to the Eid al-Adha prayers in Kabul, Afghanistan, 31 July 2020. Eid al-Adha is the holiest of the two Muslims holidays celebrated each year, it marks the yearly Muslim pilgrimage (Hajj) to visit Mecca, the holiest place in Islam. Muslims slaughter a sacrificial animal and split the meat into three parts, one for the family, one for friends and relatives, and one for the poor and needy. (Photo by Jawad Jalali/EPA/EFE)





Muslim pilgrims cast stones at a pillar in the symbolic stoning of the devil, the last rite of the annual hajj, and the first day of Eid al-Adha, in Mina near the holy city of Mecca, Saudi Arabia, Friday, July 31, 2020. The global coronavirus pandemic has cast a shadow over every aspect of this year's pilgrimage, which last year drew 2.5 million Muslims from across the world to Mount Arafat, where the Prophet Muhammad delivered his final sermon nearly 1,400 years ago. Only a very limited number of pilgrims were allowed to take part in the hajj amid numerous restrictions to limit the potential spread of the coronavirus. (Photo by Saudi Ministry of Media via AFP Photo)





A health worker draws blood for COVID-19 test in Hanoi, Vietnam on Friday, July 31, 2020. Vietnamese state media on Friday reported the country's first-ever death of a person with the coronavirus as it struggles with a renewed outbreak after 99 days without any cases. (Photo by Hau Dinh/AP Photo)





A worker of PVR cinemas, a multiplex cinema chain, sanitizes a hall during a press preview to show their preparedness with the COVID-19 pandemic in New Delhi, India, Friday, July 31, 2020. (Photo by Manish Swarup/AP Photo)





Tour operators take part in a protest in Cape Town, South Africa, Friday July 31, 2020. Various tourism operators staged a slow drive protest as they struggle to make ends meet under the COVID-19 lockdown regulations. (Photo by Nardus Engelbrecht/AP Photo)





People wearing face masks to protect against the coronavirus wait at an intersection in the central business district in Beijing, Friday, July 31, 2020. China is tightening travel restrictions in the capital of Xinjiang, where more than a hundred new cases were reported Friday. (Photo by Mark Schiefelbein/AP Photo)





A woman fans herself with an electric fan as she looks at her smartphone on the tube in central London as the temperature rises in the capital on July 31, 2020. (Photo by Tolga Akmen/AFP Photo)





A man uses a plastic bag as a face mask as he walks past a cafe amid the coronavirus disease (COVID-19) outbreak in Kyiv, Ukraine on July 31, 2020. (Photo by Gleb Garanich/Reuters)





People walk wearing face masks to try to stop the spread of coronavirus in a shopping area in Manchester, northern England, Friday, July 31, 2020. The British government on Thursday night announced new rules on gatherings in some parts of Northern England, including Manchester, that people there should not mix with other households in private homes or gardens in response to an increase trend in the number of cases of coronavirus cases per 100,000 people. (Photo by Jon Super/AP Photo)





Cosplayers wearing face masks pose for a picture at the China Digital Entertainment Expo and Conference (ChinaJoy) in Shanghai, following the coronavirus disease (COVID-19) outbreak, China on July 31, 2020. (Photo by Aly Song/Reuters)





Women toast during a sunset at Cruzeiro Square in Brasilia, Brazil, Friday, July 31, 2020. People gathered in the late afternoon as authorities eased the restrictions related to the new coronavirus, despite that Brazil's official COVID-19 death toll is the second highest in the world after the United States. (Photo by Eraldo Peres/AP Photo)





Visitors flock to Brighton on the hottest day of 2020 so far in East Sussex, United Kingdom on July 31, 2020. (Photo by Martin Dalton/Rex Features/Shutterstock)





A face mask lies on Brighton Beach on July 31, 2020 in Brighton, England. High temperatures are forecast across the UK today, with some areas in the south expected to reach 33-34C. (Photo by Dan Kitwood/Getty Images)





Women pose as they are photographed at Southend Beach, Britain, 31 July 2020. The Met Office has predicted 31 July to be the hottest day of the year so far with temperatures possibly 35C in Greater London, according to media reports. (Photo by Neil Hall/EPA/EFE)





A woman drinks at the Barcaccia fountain, built between 1627 and 1629 by Pietro Bernini, possibly with the help of his son Gian Lorenzo, in downtown Rome, Friday, July 31, 2020. The first heat wave of the summer will last at least until Saturday, bringing temperatures over 34 Celsius (104 Fahrenheit). (Photo by Riccardo De Luca/AP Photo)