In this Monday, June 29, 2020 a man wearing a face mask to protect against coronavirus, walks past a hair product billboard on the street in Soweto, Johannesburg, South Africa. Africa now has more than a half-million confirmed coronavirus cases as the continent-wide total is now over 508,000 after South Africa recorded another day of more than 10,000 confirmed cases as a new global hot spot. (Photo by Themba Hadebe/AP Photo/File)

A wild water buffalo eats tree branches standing in flood water at the Pobitora wildlife sanctuary in Pobitora, Morigaon district, Assam, India, Thursday, July 16, 2020. Floods and landslides triggered by heavy monsoon rains have killed dozens of people in this northeastern region. The floods also inundated most of Kaziranga National Park, home to an estimated 2,500 rare one-horned rhinos. (Photo by Anupam Nath/AP Photo)

Cookie the cockapoo dog is enjoying herself on the beach by jumping over a sea defence as the sun shines at Heacham, West Norfolk, England on July 14, 2020. (Photo by Paul Marriott/Rex Features/Shutterstock)

Police detain a woman during a protest against Prime Minister Benjamin Netanyahu and his government's handling of the coronavirus disease (COVID-19) crisis, near Netanyahu's residence in Jerusalem on July 24, 2020. Reimposed coronavirus curbs after a rise in new COVID-19 cases have prompted Israelis demanding better state aid to take to the streets in almost daily demonstrations. Public anger has also been fueled by corruption alleged against Netanyahu, who went on trial in May for bribery, fraud and breach of trust – charges he denies. (Photo by Ammar Awad/Reuters)

A Fulani Pastoralist carries two baby sheep on her donkey cart as her family move on northwards in Barkedji, Senegal on July 21, 2020. Thousands of Pastoralist families will start the movement north in the next weeks. With the first rains comes fresh grass and water for the Fulani herders' livestock, it also marks the point where most of the Pastoralist will move northwards until the dry season. (Photo by John Wessels/AFP Photo)

Journalists wear face mask and keep distance as they attend news conference by German Health Minister Jens Spahn about the developing of the coronavirus crisis test strategy in Berlin, Germany, Thursday, August 6, 2020. (Photo by Markus Schreiber/AP Photo)

Women holding the Singapore national flag pose for a photograph at the Merlion Park to mark the 55th National Day celebrations in Singapore on August 9, 2020. National Day is celebrated in commemoration of Singapore's independence from Malaysia in 1965. (Photo by Roslan Rahman/AFP Photo)

North Korean leader Kim Jong Un, his wife Ri Sol Ju and Song Tao, head of the International Department of Communist Party of China (CPC) Central Committee, applaud with ballet dancers in this undated photo released by North Korea's Korean Central News Agency (KCNA) in Pyongyang April 17, 2018. (Photo by Reuters/KCNA)