In this picture taken Friday, September 8, 2017, Brazilan Samba dancers perform on stage during the Harare International Carnival in the capital. An international carnival aimed at boosting the local tourism industry has ended in economically troubled Zimbabwe. Some viewed the Harare festivities, which ended Sunday and featured artists and dancers from Brazil, Cuba, Egypt and elsewhere, as a relief from the struggle to get by in the southern African country. (Photo by Tsvangirayi Mukwazhi/AP Photo)

This absolute hero came to the rescue when flash floods in a World Cup city left two women stranded in their submerged cars. Here: A woman is rescued from a car after a flash flood in Nizhny Novgorod, Russia on June 19, 2018. (Photo by Lucy Nicholson/Reuters)

Soldiers use electronic sensors to search for missing firefighters under a line of fire trucks caught in massive gas explosions in Kaohsiung, Taiwan, Friday, August 1, 2014. A series of underground explosions about midnight Thursday and early Friday ripped through Taiwan's second-largest city, killing scores of people, Taiwan's National Fire Agency said Friday. (Photo by Wally Santana/AP Photo)

American singer Melissa Viviane Jefferson, known professionally as Lizzo performs at O2 Academy Brixton on November 06, 2019 in London, England. (Photo by Chiaki Nozu/WireImage)

People walk in the rainstorm as typhoon Lekima approaches in Shanghai, China on August 10, 2019. The death toll from Typhoon Lekima rose to 49 on August 13 and 21 were still missing after the monster storm wreaked havoc on China's eastern coast, causing huge damage with strong gales and torrential rain. (Photo by Aly Song/Reuters)

Revelers dance at a Jacarezinho samba school practice session ahead of Carnival celebrations on February 16, 2014 in Rio de Janeiro, Brazil. The Jacarezinho “favela” was previously controlled by drug traffickers and is now occupied by the city's Police Pacification Unit (UPP). Carnival officially begins February 28, but pre-Carnival celebrations are already underway. (Photo by Mario Tama/Getty Images)

Revellers take part in the traditional “Weiberfastnacht” (Women's Carnival) celebration in Mainz, Germany, February 4, 2016. Germany is celebrating its traditional carnival with tight security after assaults on women during New Year's Eve celebrations across the country. (Photo by Kai Pfaffenbach/Reuters)