Clouds are seen over SpaceX Falcon 9 rocket and Crew Dragon spacecraft before launch from Pad39A at the Kennedy Space Center in Cape Canaveral, Florida, U.S. May 27, 2020. REUTERS/Steve Nesius

A SpaceX Falcon 9 rocket with Crew Dragon spacecraft is seen under clouds during NASA's SpaceX Demo-2 mission to the International Space Station from NASA's Kennedy Space Center in Cape Canaveral, Florida, U.S. May 27, 2020. REUTERS/Steve Nesius

The SpaceX Crew Dragon, attached to a Falcon 9 booster rocket, stands beneath storm clouds on Pad39A at the Kennedy Space Center in Cape Canaveral, Florida, U.S. May 27, 2020. REUTERS/Steve Nesius

Clouds cover the Washington Monument seen from the National Mall, largely empty of tourists during the coronavirus disease (COVID-19) outbreak in Washington, U.S., May 22, 2020. Picture taken May 22, 2020. REUTERS/Jonathan Ernst

Clouds cover the skies over the river Ganges ahead of Cyclone Amphan, in Kolkata, India, May 19, 2020. REUTERS/Rupak De Chowdhuri

Large clouds of black smoke billows from a chemical plant after an explosion, in Marghera, seen from Venice, Italy, May 15, 2020 REUTERS/Manuel Silvestri

Large clouds of black smoke billows from a chemical plant after an explosion, in Marghera, seen from Venice, Italy, May 15, 2020 REUTERS/Manuel Silvestri

Large clouds of black smoke billows from a chemical plant after an explosion, in Marghera, seen from Venice, Italy, May 15, 2020 REUTERS/Manuel Silvestri

Large clouds of black smoke billows from a chemical plant after an explosion, in Marghera, seen from Venice, Italy, May 15, 2020 REUTERS/Manuel Silvestri

Large clouds of black smoke billows from a chemical plant after an explosion, in Marghera, seen from Venice, Italy, May 15, 2020 REUTERS/Manuel Silvestri

Large clouds of black smoke billows from chemical plant in Marghera near Venice after an explosion, in a view seen from Venice, Italy, May 15, 2020 REUTERS/Manuel Silvestri

The full moon, also known as the Supermoon or Flower Moon, rises between clouds above Ronda, southern Spain, May 7, 2020. REUTERS/Jon Nazca

Anti-government protesters stand in a cloud of tear gas unleashed during a stand off with riot police at the Chinese University of Hong Kong, in Hong Kong, China November 12, 2019. Reuters has been awarded the 2020 Pulitzer Prize in Breaking News Photography for Hong Kong protests. REUTERS/Tyrone Siu TPX IMAGES OF THE DAY

An elderly man is seen inside a nursing home as clouds are reflected on the windows, during the coronavirus disease (COVID-19) outbreak, in Artes, near Barcelona, Spain April 30, 2020. REUTERS/Nacho Doce

A shadow of the Bald Knob Cross of Peace is reflected onto overhead clouds during a sunrise Easter service, a service which typically sees thousands of people each year but this year was closed to the public and moved to a television broadcast due to health guidelines in regard to the coronavirus disease (COVID-19) outbreak in Alto Pass, Illinois, U.S. April 12, 2020. REUTERS/Brian Munoz TPX IMAGES OF THE DAY

The pink supermoon, the biggest full moon of 2020, rises between clouds over the city of Ronda, Spain April 8, 2020. REUTERS/Jon Nazca

Cam Gomez and Luiza Meneghim, whose wedding was canceled by City Hall and had to find other options while holding a Facebook Live ceremony as the spread of coronavirus disease (COVID-19) continues, pose for photographs as the Supermoon rises through the clouds at Golden Gate Bridge View Vista Point across from San Francisco, California, U.S., April 7, 2020. REUTERS/Shannon Stapleton

Photographer Jason Lanier takes photographs of model Emily Rinaldo during a fashion shoot as the spread of coronavirus disease (COVID-19) continues, while the Supermoon rises through the clouds at Golden Gate Bridge View Vista Point across from San Francisco, California, U.S., April 7, 2020. REUTERS/Shannon Stapleton TPX IMAGES OF THE DAY

A couple in silhouette look as the Supermoon rises through the clouds, while the spread of coronavirus disease (COVID-19) continues, at Golden Gate Bridge View Vista Point across from San Francisco, California, U.S., April 7, 2020. REUTERS/Shannon Stapleton

A couple is seen in silhouette as the Supermoon rises through the clouds, while the spread of coronavirus disease (COVID-19) continues, at Golden Gate Bridge View Vista Point across from San Francisco, California, U.S., April 7, 2020. REUTERS/Shannon Stapleton

A rising Supermoon lights the clouds behind the U.S. flag on the U.S. Marine Corps War Memorial in Arlington, Virginia, U.S. April 7, 2020. REUTERS/Jonathan Ernst

The Italian flag is seen as the pink supermoon, hidden between the clouds, rises over the city of Rome in an astronomical event that occurs when the moon is closest to the Earth in its orbit, making it appear much larger and brighter than usual, in Rome, Italy, April 7, 2020. REUTERS/Alberto Lingria

Clouds obscure the upper floors of a condominium tower in Toronto, Ontario, Canada March 29, 2020. REUTERS/Chris Helgren

Clouds obscure the upper floors of a condominium tower in Toronto, Ontario, Canada March 29, 2020. REUTERS/Chris Helgren

Clouds obscure the upper floors of a condominium tower in Toronto, Ontario, Canada March 29, 2020. REUTERS/Chris Helgren

A view of the neighbourhood of Mets under heavy clouds, during a nationwide lockdown to contain the spread of the coronavirus disease (COVID-19), in Athens, Greece, March 27, 2020. REUTERS/Alkis Konstantinidis

Clouds hang over the Seattle skyline amid the coronavirus disease (COVID-19) outbreak in Seattle, Washington, U.S., March 24, 2020. REUTERS/Brian Snyder

Clouds obscure the rising sun amid the coronavirus disease (COVID-19) outbreak in Seattle, Washington, U.S., March 18, 2020. REUTERS/Brian Snyder TPX IMAGES OF THE DAY

A delivery person on a bike rides though a steam cloud in Times Square following the outbreak of Coronavirus disease (COVID-19), in the Manhattan borough of New York City, New York, U.S., March 17, 2020. REUTERS/Carlo Allegri

Clouds pass over the White House following the outbreak of coronavirus (COVID-19) in Washington, U.S., March 15, 2020. REUTERS/Joshua Roberts

Clouds pass over the White House following the outbreak of coronavirus (COVID-19) in Washington, U.S., March 15, 2020. REUTERS/Joshua Roberts

Light breaks through clouds as ships anchor off the city's Atlantic seaboard in Cape Town, South Africa, March 14, 2020. Picture taken March 14, 2020. REUTERS/Mike Hutchings

Light breaks through clouds as ships anchor off the city's Atlantic seaboard in Cape Town, South Africa, March 14, 2020. Picture taken March 14, 2020. REUTERS/Mike Hutchings

Light breaks through clouds as ships anchor off the city's Atlantic seaboard in Cape Town, South Africa, March 14, 2020. Picture taken March 14, 2020. REUTERS/Mike Hutchings

Light breaks through clouds as ships anchor off the city's Atlantic seaboard in Cape Town, South Africa, March 14, 2020. Picture taken March 14, 2020. REUTERS/Mike Hutchings

An Etihad aircraft disappears into the clouds as it takes off from Heathrow Airport in London, Britain March 14, 2020. REUTERS/Simon Dawson

Demonstrators walk amidst a cloud of tear gas and water during a protest against Chile's government in Santiago, Chile March 11, 2020. REUTERS/Pablo Sanhueza

A demonstrator runs through a cloud of tear gas during a protest against Chile's government in Santiago, Chile March 11, 2020. REUTERS/Pablo Sanhueza

Cloud formations are seen out at sea off Pembroke, Malta March 10, 2020. REUTERS/Darrin Zammit Lupi

A ship sails off the Maltese coast as rain clouds gather overhead, seen from Pembroke, Malta March 10, 2020. REUTERS/Darrin Zammit Lupi

The super worm moon is partly obscured by clouds as it climbs over the Portomaso Business Tower in St Julian's, Malta March 9, 2020. REUTERS/Darrin Zammit Lupi

The super worm moon is partly obscured by clouds as it climbs over the Portomaso Business Tower in St Julian's, Malta March 9, 2020. REUTERS/Darrin Zammit Lupi

A view of a thermal scanning checkpoint manned by security personnel at the entrance to Gardens by the Bay's Cloud Forest as a preventive measure against the coronavirus disease (COVID-19) outbreak in Singapore, March 6, 2020. Picture taken March 6, 2020. REUTERS/Loriene Perera

A migrant reacts while others stand near a cloud of tear gas as they gather on the Turkish-Greek border near Turkey's Pazarkule border crossing with Greece's Kastanies, in Edirne, Turkey March 7, 2020. REUTERS/Marko Djurica

A migrant reacts while others stand near a cloud of tear gas as they gather on the Turkish-Greek border near Turkey's Pazarkule border crossing with Greece's Kastanies, in Edirne, Turkey March 7, 2020. REUTERS/Marko Djurica

Clouds of tear gas rises in the air near Turkey's Pazarkule border crossing, in Kastanies, Greece March 7, 2020. REUTERS/Florion Goga

Migrants walk past rising clouds of tear gas near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir

Migrants stand near a cloud of tear gas as they gather on the Turkish-Greek border near Turkey's Pazarkule border crossing with Greece's Kastanies, in Edirne, Turkey March 7, 2020. REUTERS/Huseyin Aldemir

Migrants stand near a cloud of tear gas as they gather on the Turkish-Greek border near Turkey's Pazarkule border crossing with Greece's Kastanies, in Edirne, Turkey March 7, 2020. REUTERS/Huseyin Aldemir

Greek riot police officers stand amid clouds of tear gas near Turkey's Pazarkule border crossing, in Kastanies, Greece March 6, 2020. Picture taken March 6, 2020. REUTERS/Florion Goga REFILE - CORRECTING DATE

Greek soldiers and riot police officers stand amid clouds of tear gas near Turkey's Pazarkule border crossing, in Kastanies, Greece March 7, 2020. REUTERS/Florion Goga

Greek soldiers and riot police officers stand amid clouds of tear gas near Turkey's Pazarkule border crossing, in Kastanies, Greece March 7, 2020. REUTERS/Florion Goga

Migrants stand near a cloud of tear gas near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir

Greek soldiers and riot police officers stand amid clouds of tear gas near Turkey's Pazarkule border crossing, in Kastanies, Greece March 7, 2020. REUTERS/Florion Goga

Greek soldiers and riot police officers stand amid clouds of tear gas near Turkey's Pazarkule border crossing, in Kastanies, Greece March 7, 2020. REUTERS/Florion Goga

Migrants walk as a cloud of tear gas is seen near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir

Migrants walk as a cloud of tear gas is seen near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir

Migrants walk as a cloud of tear gas is seen near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir

Migrants walk as a cloud of tear gas is seen near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir

Migrants walk as a cloud of tear gas is seen near Turkey's Pazarkule border crossing with Greece's Kastanies, near Edirne, Turkey, March 7, 2020. REUTERS/Huseyin Aldemir