U.S. President Donald Trump participates in a round of golf amid the coronavirus disease (COVID-19) outbreak, in Sterling, Virginia, U.S., May 24, 2020.

Alpacas are seen as Simon Garner leader of the fitness class 'On the Step' leads a 12 hour stepathon for residents in Kennington, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 23, 2020.

A rainbow is seen over a closed mosque during the first day of Eid al-Fitr after the government imposed a full lockdown amid the spread of the coronavirus disease (COVID-19), in Amman, Jordan May 24, 2020.

Soccer Football - Bundesliga - Bayern Munich v Eintracht Frankfurt - Allianz Arena, Munich, Germany - May 23, 2020 General view during the match, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Andreas Gebert/Pool

A preserved grasshopper with a mask, a miniature artwork by micro-artist Anatoly Konenko, following the outbreak of the coronavirus disease (COVID-19), is seen in an artist's workshop in Omsk, Russia May 21, 2020. Picture taken May 21, 2020.

Research associate Sachi Johnson works at Sorrento Therapeutics where efforts are underway to develop an antibody, STI-1499, to help in prevention of the coronavirus disease (COVID-19) in San Diego, California, U.S., May 22, 2020.

A member of the Three Percent Militia hangs an effigy of Kentucky Governor Andy Beshear during a "Patriot Day 2nd Amendment Rally" in support of gun rights at the State Capitol in Frankfort, Kentucky, U.S. May 24, 2020.

Anti-government protesters run away from tear gas during a march against Beijing’s plans to impose national security legislation in Hong Kong, China May 24, 2020.

Team GB taekwondo athlete Lutalo Muhammad trains at his home in Walthamstow, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 24, 2020.

Soccer Football - Bundesliga - 1. FSV Mainz 05 v RB Leipzig - Opel Arena, Mainz, Germany - May 24, 2020 RB Leipzig's Timo Werner celebrates scoring their fourth goal with Kevin Kampl, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Kai Pfaffenbach/Pool

With the relaxing of the coronavirus disease (COVID-19) restrictions, visitors crowd the boardwalk on Memorial Day weekend in Ocean City, Maryland, U.S., May 23, 2020.

Demonstrators take part in a protest in favor of Brazillian President Jair Bolsonaro in front of the Planalto Palace, amid the coronavirus disease (COVID-19) outbreak, in Brasilia, Brazil May 24, 2020.

People take a walk on the beach near Durdle Door, following the outbreak of the coronavirus disease (COVID-19), Lulworth, Britain, May 23, 2020.

Anti-government protesters set up roadblocks under umbrellas during a march against Beijing's plans to impose national security legislation in Hong Kong, China May 24, 2020.

People in Domino Park are seen in circles painted as guidelines for social distancing during the outbreak of the coronavirus disease (COVID-19) in Brooklyn, New York City, U.S., May 24, 2020.

Toronto Police keep watch at Trinity Bellwoods Park as the province prepares for more phased re-openings from the coronavirus disease (COVID-19) restrictions in Toronto, Ontario, Canada May 24, 2020.

Dominic Cummings, special advisor for Britain's Prime Minister Boris Johnson leaves his house in London, following the outbreak of the coronavirus disease (COVID-19), London, Britain, May 24, 2020.

Ali Ibrahim Ambar, a trader, salutes Muslim faithful after performing the Eid al-Fitr prayers, marking the end of the holy fasting month of Ramadan, amid concerns about the spread of the coronavirus disease (COVID-19), in Nairobi, Kenya, May 24, 2020.

Deacon Robert Lavanco of Our Lady of Hope Catholic Church, prays with Krystyna Kopacki as she kneels in the street during a procession called the Blessed Sacrament, to bring blessings to worshippers outside their homes while their church sanctuary is closed to them in the Queens borough of New York City, New York, U.S., May 24, 2020.

Frank Harris Jr. and McArthur Adams hang the latest string of prayer ribbons for the over 6,000 Massachusetts residents who have died from the coronavirus disease (COVID-19) at Grant AME Church in Boston, Massachusetts, U.S., May 22, 2020.

Muslim clerics await the sighting of the moon that marks the end of the holy month of Ramadan during a lockdown aimed at limiting the spread of the coronavirus disease (COVID-19) on Sea Point promenade in Cape Town, South Africa, May 23, 2020.

A street cleaner walks through the closed Broadway theatre district near Times Square following the outbreak of the coronavirus disease (COVID-19) in Manhattan, New York City, U.S., May 24, 2020.

Open and occupied graves are seen during the outbreak of the coronavirus disease (COVID-19), at Vila Formosa cemetery, Brazil's biggest cemetery, in Sao Paulo, Brazil, May 22, 2020. Picture taken with a drone.

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 May 24, 2020.

Children return to campus for the first day of New South Wales public schools fully re-opening for all students and staff amidst the easing of the coronavirus disease (COVID-19) restrictions at Homebush West Public School in Sydney, Australia, May 25, 2020.

A medical specialist walks past personal protective equipment (PPE) in the hospital No. 1 named after N.I. Pirogov, which delivers treatment to patients infected with the coronavirus disease (COVID-19), in Moscow, Russia May 23, 2020. Kirill Zykov/Moscow News Agency/Handout via REUTERS

Recreational kayakers are pictured at a public dock along the Potomac River, amid the coronavirus disease (COVID-19) outbreak in, Washington, U.S., May 23, 2020.

Naomi Hassebroek gives her husband Doug a haircut on their 16th wedding anniversary during the outbreak of the coronavirus disease (COVID-19) in Brooklyn, New York, U.S., May 22, 2020.

A ruined collection of vintage Pontiac Fiero vehicles sit outside the 'Fieros Forever' museum and shop in the aftermath of the failed Sanford Dam, which flooded the Tittabawassee River and parts of Sanford, Michigan U.S., May 22, 2020.

A man stands at the edge of the top of the Manhattan side tower of the Brooklyn Bridge (top-R) as a team of New York City Police Department (NYPD) officers attempt to keep him from jumping in New York, U.S., May 22, 2020. The man later surrendered to police.