A girl reacts while getting a nasal swab sample at a testing and screening facility for the new coronavirus in a hospital in Karachi, Pakistan, Friday, July 17, 2020. (Photo by Fareed Khan/AP Photo)

Indigenous nurses from the Special Secretariat for Indigenous Health (Sesai) of the Arapiuns ethnic group and Tapuia ethnic groups perform a rapid COVID-19 test on Chief Domingos from the Arapium tribe on the banks of the lower Tapajos River in the municipality of Santarem in western Para on July 19, 2020. (Photo by Tarso Sarraf/AFP Photo)

One of the busiest areas in Birmingham, United Kingdom last night was Ludgate Hill in the city's Jewellery Quarter. Brits enjoying the hottest August day for almost 20 years spilled out of packed pubs on August 7, 2020 after sunbathing on beaches around the country as the mercury rose to 36.4C. (Photo by SnapperSK/The Sun)

A Chinese tourist wears a mask as she arrives at Suvarnabhumi Airport during a welcome ceremony of Chinese Lunar New Year travellers in Bangkok, Thailand on January 22, 2020. (Photo by Soe Zeya Tun/Reuters)

Heugh Breakwater by Caroline Walker. Winner in the Coastal Views category. (Photo by Caroline Walker/Sea View Photography Competition 2020)

Overall winner: The Art of Flight by Alwin Hardenbol (University of Eastern Finland). A panning shot of a Dalmatian pelican in flight. The picture was taken on Lake Kerkini in Greece. (Photo by Alwin Hardenbol/2020 British Ecological Society Photography Competition)

The Taal Volcano in the central Philippines boomed to life on Sunday, January 12, 2020 spilling ash and causing evacuations in nearby communities – and officials warn that a more powerful eruption is imminent. One of the world’s smallest volcanoes, Taal is among two dozen active volcanoes in the Philippines, which lies along the so-called Pacific Ring of Fire, a seismically active region that is prone to earthquakes and volcanic eruptions. (Photo by Kester Ragaza/Pacific Press/Rex Features/Shutterstock)

A man sets himself on fire during protest rallies in front of the presidential office in Kiev, Ukraine on February 26, 2020. The man, who called himself Oleksandr Burlakov, said subsequently that his motive was to draw the attention of the authorities to his plight, related to the ownership of the land parcel. (Photo by Ihor Behus/Reuters)