The Comet C/2020 or "Neowise" is seen in the sky behind Fort St Angelo from Senglea in Valletta's Grand Harbour, Malta July 11, 2020. REUTERS/Darrin Zammit Lupi

The Comet C/2020 or "Neowise" is seen in the sky behind Fort St Angelo from Senglea in Valletta's Grand Harbour, Malta July 11, 2020. REUTERS/Darrin Zammit Lupi

A catamaran ferry departs for Sicily as the Comet C/2020 or "Neowise" is seen in the sky from Senglea in Valletta's Grand Harbour, Malta July 11, 2020. REUTERS/Darrin Zammit Lupi

The Comet C/2020 or "Neowise", is seen in the sky from Senglea in Valletta's Grand Harbour, Malta July 11, 2020. REUTERS/Darrin Zammit Lupi TPX IMAGES OF THE DAY

People enjoy the sunset amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, July 10, 2020. REUTERS/Alexandre Meneghini

An indigenous man wearing a face mask attends a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

An indigenous woman wearing a face mask attends a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

An indigenous man wearing a face mask attends a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

An indigenous man wearing a face mask attends a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

An indigenous man wearing a face mask attends a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

An indigenous woman wearing a face mask is seen inside a bus during a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A man wears a mask with the phrase "I defend dignified work" during a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

An indigenous man wearing a face mask attends a protest of indigenous groups against the killings of social leaders, in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People stand near a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

People stand near a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

People stand near a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

A man wearing a face mask walks in front of the Palace of Justice, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People wearing face masks walk down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People wearing face masks walk down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People wearing face masks ride their bikes down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People wearing face masks walk down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People wearing face masks walk down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People wearing face masks walk down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A man wearing a face mask rides his bicycle down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A deep cleaning employee using protective gear disinfects the interior of a taxi, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A deep cleaning employee using protective gear opens the taxi door before starting the disinfection process, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

People react as they walk by a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

A deep cleaning employee using protective gear disinfects the interior of a taxi, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

Employees of the city cleaning company wear face masks as they walk down a street, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A mannequin wears a face mask inside a shop window, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A woman reacts after arguing with a conservative political supporter as people visit a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

A woman reacts after arguing with a conservative political supporter as people visit a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

A deep cleaning employee using protective gear disinfects the interior of a taxi, amidst an outbreak of the coronavirus disease (COVID-19), in Bogota, Colombia July 10, 2020. REUTERS/Luisa Gonzalez

A woman reacts after arguing with a conservative political supporter as people visit a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji TPX IMAGES OF THE DAY

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

Detroit Police officers stand outside the 12th precinct during a protest following a shooting involving an officer, resulting in the death of a man according to local media, in Detroit, Michigan, U.S. July 10, 2020. REUTERS/Rebecca Cook

Detroit Police stand near the scene where a shooting involving an officer occurred, resulting in the death of a man according to local media, in Detroit, Michigan, U.S. July 10, 2020. REUTERS/Rebecca Cook

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, is seen after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

People stand and pay their respects at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

People stand and pay their respects at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

People stand and pay their respects at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

People stand in front of a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

People wait in line to mourn at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

People wait in line to mourn at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

People wait in line to mourn at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, is seen after Trump commuted his federal prison sentence outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper

An image of late Seoul Mayor Park Won-soon is seen in a memorial altar at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Roger Stone, a longtime friend and adviser of U.S. President Donald Trump, reacts after Trump commuted his federal prison sentence, outside his home in Fort Lauderdale, Florida, U.S. July 10, 2020. REUTERS/Joe Skipper TPX IMAGES OF THE DAY

A person reacts as people mourn at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

A person reacts as people mourn at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Protestors march past the Detroit Police 12th precinct following a shooting involving an officer, resulting in the death of a man according to local media, in Detroit, Michigan, U.S. July 10, 2020. REUTERS/Rebecca Cook TPX IMAGES OF THE DAY

A woman reacts as people mourn at a memorial altar for late Seoul Mayor Park Won-soon at Seoul City Hall Plaza in Seoul, South Korea July 11, 2020. REUTERS/Kim Hong-Ji

Detroit Police officers stand outside the 12th precinct during a protest following a shooting involving an officer, resulting in the death of a man according to local media, in Detroit, Michigan, U.S. July 10, 2020. REUTERS/Rebecca Cook

Detroit Police officers stand by a police bus holding protestors being detained during a protest over a shooting involving an officer occurred, resulting in the death of a man according to local media, in Detroit, Michigan, U.S. July 10, 2020. REUTERS/Rebecca Cook

Detroit Police officers stand outside the 12th precinct as family members of a man killed during a shooting involving an officer, according to local media, protest in Detroit, Michigan, U.S. July 10, 2020. REUTERS/Rebecca Cook