A tester, wearing a mask to protect against coronavirus, gestures to a driver at a drive through coronavirus testing site at IKEA in Wembley, north London, Thursday April 30, 2020. (Photo by Dominic Lipinski/PA Wire via AP Photo)





Commuters travel on a bus with seats marked off to maintain social distancing as a preventive measure against the spread of the novel coronavirus COVID-19, in Oaxaca, Mexico, on April 29, 2020. (Photo by Patricia Castellanos/AFP Photo)





A volunteer directs two men towards a medical tent where they will be tested for COVID-19 as well as HIV and Tuberculosis, in downtown Johannesburg Thursday, April 30, 2020. Thousands are being tested in an effort to derail the spread of coronavirus. South Africa will began a phased easing of its strict lockdown measures on May 1, although its confirmed cases of coronavirus continue to increase. (Photo by Jerome Delay/AP Photo)





Resident Johanna Pfeiffer, 96, looks on from her room as singer Alf Weiss performs live at the Hermann Radtke Haus nursing home during the novel coronavirus crisis on April 29, 2020 in Berlin, Germany. The home, which has a total of 195 residents, has seen its share of Covid-19 infections, from which eight residents have died. Of the 12 remaining infected residents eight are recovering, according to the home's manager. Local performer Alf Weiss sang a mix of schmalzy hits for two hours outside in the courtyard of the home. Some residents emerged with walkers or electric wheelchairs to watch and listen, while others looked on from the windows of their rooms as a few nursing staff members danced. Many senior care facilities across Germany have been hit with Covid-19 infections. The Hermann Radtke Haus is part of the Diakonie Simeon gGmbH, a caregiving and social work organization of the Protestant Church. (Photo by Sean Gallup/Getty Images)





A woman and a child, wearing protective face masks to help curb the spread of the new coronavirus, walk through an alley in the Villa 31 slum during a government-ordered shutdown, in Buenos Aires, Argentina, Thursday, April 30, 2020. According to official data, the number of confirmed cases of COVID-19 in the city's slum have increased in the past week, putting authorities on high alert. (Photo by Natacha Pisarenko/AP Photo)





Family members watch as the body of Carmen Valeria, 76, who they suspect died from COVID-19, is placed in a niche by cemetery workers at the Iraja cemetery in Rio de Janeiro, Brazil, Thursday, April 30, 2020. (Photo by Silvia Izquierdo/AP Photo)





In this Tuesday, April 28, 2020, photo, Pornsupa Hattayong gives haircuts to a medical worker treating COVID-19 patients at Bangkok Metropolitan Administration General Hospital in Bangkok, Thailand. The 43-year-old hairstylist is boosting the morale of frontline medical workers by dispensing free haircuts at Bangkok hospitals since Thailand’s hair salons have been closed for more than a month, to help stop the spread of the coronavirus. (Photo by Sakchai Lalit/AP Photo)





A street performer dressed as Batman takes a selfie during a protest in Mexico City, Thursday, April 30, 2020. The city's street performers marched to Mexico City’s main square the Zocalo, protesting in front of the national palace against restrictions designed to help stop the spread of COVID-19 disease, barring them from working on the streets. (Photo by Fernando Llano/AP Photo)





A nurse writes the name of Italian anaesthesiologist Doctor Marino De Rosa on the back of his Personal Protective Equipment (PPE) at the ICU division of the Covid unit where he works at the San Filippo Neri hospital, in Rome, on April 29, 2020 as the country faces a strict lockdown to curb the spread of the COVID-19 (the novel coronavirus). The difficulty of wearing long hours sterile coveralls that suffocate, the risk of contamination, the fear for oneself and for those close to you, but also the feeling of being useful. Marino De Rosa is an anaesthesiologist in the COVID unit of an hospital in Rome. (Photo by Alberto Pizzoli/AFP Photo)





Protestors hold placards during a protest against the response of the government to the novel coronavirus COVID-19 pandemic on April 29, 2020, in Prague. (Photo by Michal Cizek/AFP Photo)





A Hellenic Red Cross volunteer wearing personal protective equipment checks the temperature of people entering the premises of a court in Athens on April 30, 2020, amid the COVID-19 outbreak caused by the novel coronavirus. The Greek prime minister announced on April 28 a gradual easing of coronavirus lockdown rules from May 4 but said implementation would be monitored daily. (Photo by Angelos Tzortzinis/AFP Photo)





People wearing masks keep social distancing at the metro, during the national quarantine that will rule until 11 May to limit the spread of the COVID-19 coronavirus, in Medellin, Colombia, 30 April 2020. (Photo by Luis Eduardo Noriega/EPA/EFE/Rex Features/Shutterstock)





Buddhists monks wearing faces masks to help protect against the spread of the new coronavirus pray to celebrate the Buddha's birthday at the Gwanghwamun Plaza in Seoul, South Korea, Thursday, April 30, 2020. (Photo by Ahn Young-joon/AP Photo)





Colombian policemen disinfect the hands of Venezuelan citizens as they carry their belongings back to their country, from Cucuta, Colombia, 30 April 2020. According to reports, some Venezuelans are returning to their country due to the coronavirus pandemic, which left them without job opportunities in Colombia. (Photo by Alex Perez/EPA/EFE/Rex Features/Shutterstock)





In this Thursday, April 30, 2020, photo, a street vendor waits for customers outside a shop closed due to the new coronavirus outbreak at Pasar Baru Shopping Center that is popular for its textiles products in Jakarta, Indonesia. May Day usually brings both protest rallies and celebrations rallies marking international Labor Day. This year it's a bitter reminder of how much has been lost for the millions left idle or thrown out of work due to the coronavirus pandemic. Garment workers in Asia are among the hardest hit as orders dry up and shutdowns leave factories shuttered. (Photo by Tatan Syuflana/AP Photo)





In this Wednesday, April 29, 2020 photo a nurse puts on protective gear at the start of a shift at the intensive care units of the hospital in Muehldorf am Inn, Germany. The whole hospital was converted for the treatment of corona patients. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death. (Photo by Matthias Schrader/AP Photo)





A city worker measures the temperature of a man before entering the Apumanque shopping center in Las Condes neighborhood, in Santiago, Chile, Thursday, April, 30, 2020. As Chilean authorities look to ease COVID-19 related quarantine measures, the well-known shopping mall in the upscale neighborhood opened to the public for the first time on Thursday since lockdown began over one month ago. (Photo by Esteban Felix/AP Photo)





A visitor wearing a face mask to protect against the new coronavirus poses for a photo in the Forbidden City in Beijing, Friday, May 1, 2020. The Forbidden City reopened beginning on Friday, China's May Day holiday, to limited visitors after being closed to the public for more than three months during the coronavirus outbreak. (Photo by Mark Schiefelbein/AP Photo)





Members of a youth group in Star Wars costumes entertain locals along a road in Malabon, Metro Manila, Philippines, Thursday, April 30, 2020. The youth group walks along streets to give residents some form of entertainment as they endure the continued community quarantine and to remind them to stay at home to prevent the spread of the new coronavirus. (Photo by Aaron Favila/AP Photo)





A Cambodian man sells shoes on a motorized cart travelling along a street in Phnom Penh, Cambodia, 30 April 2020. Cambodian authorities are enforcing strict traffic rules in an effort to cut down traffic accidents on the road as a new land traffic law will go into effect in the beggining of of May 2020. (Photo by Mak Remissa/EPA/EFE)