Military planes fly above a statue of Soviet Union founder Vladimir Lenin during a Naval parade rehearsal in St. Petersburg, Russia, Thursday, July 25, 2019. The celebration of Navy Day in Russia is traditionally marked on the last Sunday of July and will be celebrated on July 28 this year. (Photo by Dmitri Lovetsky/AP Photo)

A tourist carries her luggage in a flooded St. Mark's Square, in Venice, Wednesday, November 13, 2019. The high-water mark hit 187 centimeters (74 inches) late Tuesday, Nov. 12, 2019, meaning more than 85% of the city was flooded. The highest level ever recorded was 194 centimeters (76 inches) during infamous flooding in 1966. (Photo by Luca Bruno/AP Photo)

A car drives through a flooded road following heavy rain in Gaza City on December 27, 2019. (Photo by Mohammed Abed/AFP Photo)

Race fans watch from the grandstands as Air Force One circles the Daytona International Speedway as President Donald Trump makes his arrival to attend the NASCAR Daytona 500 auto race at Daytona International Speedway, Sunday, February 16, 2020, in Daytona Beach, Fla. (Photo by Jim Topper/AP Photo)

A South African police officer speaks to residents of the densely populated Alexandra township east of Johannesburg Friday, March 27, 2020. (Photo by Jerome Delay/AP Photo)

Medical workers walk by a police robot at the Wuhan Tianhe International Airport after travel restrictions to leave Wuhan, the capital of Hubei province and China's epicentre of the novel coronavirus disease (COVID-19) outbreak, were lifted, April 8, 2020. (Photo by Aly Song/Reuters)

A member of the South African National Defense Force (SANDF) stands on a military vehicle during a joint South African Police Services (SAPS) and SANDF patrol on day 31 of the national lockdown as a result of the ongoing coronavirus COVID-19 pandemic in Johannesburg, South Africa, 26 April 2020. The patrol was in the high density areas of Hillbrow and Yoeville where civilians are still breaking the strict lockdown rules. Those that where breaking the rules where arrested. South Africa's Stage 5 lockdown is due to end 30 April 2020 when stage 4 will be implemented. (Photo by Kim Ludbrook/EPA/EFE)

In this photo taken on Saturday, May 2, 2020, funeral workers, wearing protective suits, lower the coffin of Semen Muchka, 71, who died of coronavirus disease, into the grave at a cemetery in Krynytsya, Ukraine. (Photo by Evgeniy Maloletka/AP Photo)