A protester performs during “I can't breathe” vigil and rally against the death in Minneapolis police custody of African-American man George Floyd, in New York, U.S. May 29, 2020. (Photo by Caitlin Ochs/Reuters)





A student is scanned for temperature before entering Dinh Cong secondary school in Hanoi, Vietnam Monday, May 4, 2020. Students across Vietnam return to school after three months of studying online due to school closure to contain the spread of COVID-19. (Photo by Hau Dinh/AP Photo)





A worker from the city's forensic department sprays disinfectant over the body of a woman who died on a street in Quito, Ecuador, Thursday, May 14, 2020. Forensic workers at the scene conducted a COVID-19 rapid test and said the woman tested negative. (Photo by Dolores Ochoa/AP Photo)





A pilot wearing personal protective equipment airlifts COVID-19 patients from Santo Antonio do Içá to a hospital in Manaus, Brazil, Tuesday, May 19, 2020. (Photo by Felipe Dana/AP Photo)





An NHS worker reacts at the Chelsea and Westminster Hospital during the Clap for our Carers campaign in support of the NHS, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 21, 2020. (Photo by Kevin Coombs/Reuters)





A serviceman of Russia's Emergencies Ministry wearing protective gear disinfects Moscow's Leningradsky railway station on May 19, 2020, amid the COVID-19 coronavirus pandemic. (Photo by Kirill Kudryavtsev/AFP Photo)





A woman, her hands decorated with traditional henna, prays during Eid al-Fitr prayer at historical Badshahi mosque in Lahore, Pakistan, Sunday, May 24, 2020. (Photo by K.M. Chaudary/AP Photo)





A protester poses for photos next to a burning police vehicle in Los Angeles, Saturday, May 30, 2020, during a demonstration over the death of George Floyd. a black man who was killed in police custody in Minneapolis on May 25. (Photo by Ringo H.W. Chiu/AP Photo)





A woman has her temperature taken in front of a store as Italy eases some of the lockdown measures put in place during the coronavirus disease (COVID-19) outbreak, in Rome, Italy on May 18, 2020. (Photo by Yara Nardi/Reuters)





Healthcare workers wearing face masks, gloves and overall suits form a human pyramid to relax in the coronavirus disease (COVID-19) intensive care unit at the MontLegia CHC Hospital in Liege, Belgium, May 15, 2020. (Photo by Yves Herman/Reuters)





Students try out a new face shield to fight the coronavirus pandemic at a school in Cologne, Germany, Monday, May 25, 2020. The local manufacturer of plastic plain bearings IGUS produces and donates about 140,000 face shields for all students in the city. The effective protection of the easy to assemble shield was tested before at the school in Cologne by pupils, when face masks became mandatory. (Photo by Martin Meissner/AP Photo)





A cafe-restaurant staff stands outside as people drink coffee in Monastiraki district of Athens, on Monday, May 25, 2020. Greece restarted regular ferry services to its islands Monday, and cafes and restaurants were also back open for business as the country accelerated efforts to salvage its tourism season. (Photo by Petros Giannakouris/AP Photo)





A shopper pushes the pedals of a foot-operated elevator at Seacon Square shopping mall in Bangkok, Thailand, 20 May 2020. The mall installed foot-operated controls for elevators as part of the measures to curb the spread of coronavirus. (Photo by Narong Sangnak/EPA/EFE/Rex Features/Shutterstock)





NYPD officers and Batman stand in Times Square during the coronavirus pandemic on May 20, 2020 in New York City. COVID-19 has spread to most countries around the world, claiming over 329,000 lives with over 5 million infections reported. (Photo by Noam Galai/Getty Images)





A cyclist rides the path around Lake Harriet on Memorial Day in Minneapolis on Monday, May 25, 2020. The area around the Lake Harriet Bandshell was busy but not crowded on Memorial Day evening. (Photo by Jeff Wheeler/Star Tribune via AP Photo)





The face of a graduating student is displayed on a tablet attached to a robot during a “cyber graduation” ceremony at a school on May 22, 2020 in Taguig, Metro Manila, Philippines. Robots represented some 179 graduating students of the Senator Rene Cayetano Science and Technology High School during a graduation ceremony that was streamed online, as mass gatherings remain prohibited in the country under the Philippine government's lockdown to curb the spread of the coronavirus. The robots were developed by alumni of the school's robotics club, which used tablets to display the faces of the graduating students as they “marched” on stage to receive their diplomas. The Philippines' Department of Health has so far reported 13,434 cases of the coronavirus in the country, with at least 846 recorded fatalities. (Photo by Ezra Acayan/Getty Images)





A changing of the honor guard ceremony by the Tomb of the Unknown Soldier in Alexander Garden by the Kremlin Wall in Moscow, Russia on May 29, 2020. (Photo by Vladimir Gerdo/TASS)





A man wearing a Transformers costume appeals to the citizens to stay at a home amid coronavirus disease (COVID-19) outbreak, in Bandung, West Java Province, Indonesia, May 4, 2020. (Photo by Raisan Al Farisi/Antara Foto via Reuters)





Milk drains from the face of a protester who had been exposed to percussion grenades and tear gas outside the Minneapolis Police 3rd Precinct on Tuesday, May 26, 2020, in Minneapolis. Four Minneapolis officers involved in the arrest of George Floyd, a black man who died in police custody, were fired Tuesday, hours after a bystander's video showed an officer kneeling on the handcuffed man's neck, even after he pleaded that he could not breathe and stopped moving. (Photo by Carlos Gonzalez/Star Tribune via AP Photo)





A costumer in a protective mask at the hair saloon 'Le Studio', in Brussels, Belgium, 18 Mai 2020. Belgium eased lockdown measur​es in place to curb the spread of the COVID-19. (Photo by Stéphanie Lecocq/EPA/EFE)