The Frecce Tricolori (Tricolor Arrows) aerobatic squad of the Italian Air Force fly over Turin, northern Italy, Monday, May 25, 2020, as part of the celebrations for the 74th anniversary of the Italian Republic born on June 2, 1946. This year the acrobatic squad will fly over several Italian cities to bring a message of unity and solidarity during the coronavirus pandemic. (Photo by Marco Alpozzi/LaPresse via AP Photo)





The Madonnina, a statue of the Virgin Mary atop Duomo cathedral, is seen during a performance of the Frecce Tricolori of the Italian Air Force as they perform to show unity and solidarity following the outbreak of the coronavirus disease (COVID-19), in Milan, Italy, May 25, 2020. (Photo by Flavio Lo Scalzo/Reuters)





The Frecce Tricolori aerobatic squad of the Italian Air Force flies over Milan's Duomo cathedral, northern Italy, Monday, May 25, 2020 on the occasion of the 74th anniversary of the founding of the Italian Republic on June 2, 1946. This year the acrobatic squad will fly over several Italian cities to bring a message of unity and solidarity during the coronavirus pandemic. (Photo by Luca Bruno/AP Photo)





Hong Kong Chief Executive Carrie Lam listens to reporters' questions during a press conference in Hong Kong, Tuesday, May 26, 2020. Lam tried again Tuesday to defend a new national security law that China's parliament is going to impose on Hong Kong. (Photo by Vincent Yu/AP Photo)





A public screen shows Japanese Prime Minister Shinzo Abe speaking at a press conference Monday, May 25, 2020, in Tokyo. Abe lifted a coronavirus state of emergency in Tokyo and four other remaining areas on Monday, ending the restrictions nationwide as businesses begin to reopen. (Photo by Eugene Hoshiko/AP Photo)





A security official wearing a protective face mask stands guard as delegates leave after the second plenary session of China's National People's Congress (NPC) at the Great Hall of the People in Beijing, Monday, May 25, 2020. (Photo by Roman Pilipey/Pool Photo via AP Photo)





Demonstrators clash with riot police during a protest against Chilean President Sebastian Pinera's government amid the COVID-19 pandemic, in Santiago, on May 25, 2020. Villagers in the populous commune in southern Santiago, clashed with the police after protesting the lack of food and work as a result of the crisis caused by the coronavirus, which keeps the Chilean capital in total quarantine. (Photo by Martin Bernetti/AFP Photo)





This file photo taken on February 23, 2017 shows Chinese virologist Shi Zhengli inside the P4 laboratory in Wuhan, capital of China's Hubei province. The World Health Organization said on May 5, 2020 that Washington had provided no evidence to support “speculative” claims by the US president that the new coronavirus originated in a Chinese lab. The facility is among a handful of labs around the world cleared to handle Class 4 pathogens (P4) – dangerous viruses that pose a high risk of person-to-person transmission. (Photo by Johannes Eisele/AFP Photo)





Rose Casey watches with family and friends as pallbearers load the flag-draped casket of her daughter Captain Jennifer Casey, who was killed in the crash of a Royal Canadian Air Force Snowbirds exhibition team aircraft, during the homecoming ceremony in Halifax, Nova Scotia, Canada on May 24, 2020. (Photo by Darren Calabrese/Reuters)





Passengers wearing face masks to curb the spread of the coronavirus disembark a ferry from Crete at the Piraeus port near Athens, on Monday, May 25, 2020. Greece restarted Monday regular ferry services to the islands as the country accelerated efforts to salvage its tourism season. (Photo by Petros Giannakouris/AP Photo)





Lu Kellett, Advanced Medical Services, conducts a COVID-19 swab test on Shamrock Rovers player Jack Byrne at their training facility, Roadstone Group Sports Club, in Dublin on May 25, 2020. (Photo By Stephen McCarthy/Sportsfile via Getty Images)





A worker in a protective suit sprays dissinfectant the Sagrada Familia church as a measure of protection against the coronavirus pandemic, in Ciudad Juarez, Chihuahua, Mexico, 25 May 2020. The Churches in Ciudad Juarez plan to open their doors on 01 June. (Photo by Luis Torres/EPA/EFE/Rex Features/Shutterstock)





School children wearing masks line up to get their hands sanitized and temperatures checked as they arrive to appear for state board examination during the coronavirus pandemic in Kochi, Kerala state, India, Tuesday, May 26, 2020. (Photo by R.S. Iyer/AP Photo)





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)





RB Leipzig's Timo Werner celebrates scoring their fourth goal with Kevin Kampl against FSV Mainz, as Bundesliga play resumes behind closed doors in Mainz, Germany on May 24, 2020. (Photo by Kai Pfaffenbach/Reuters)





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)





Sandor Nagy practices slacklining at Boscombe Beach in Bournemouth, southern England on May 25, 2020, after some lockdown restrictions put in place to slow the spread of COVID-19 were eased earlier this month. The British prime minister backed his top aide despite mounting pressure from within his own party to sack him over claims he broke coronavirus lockdown regulations. The prime minister faces the threat of his government's authority being undermined in the heat of a health crisis that has claimed nearly 37,000 lives in Britain and thrown one of the world's top 10 economies into its biggest downturn of modern times. (Photo by Glyn Kirk/AFP Photo)