People participate in the Global Climate Strike of the movement Fridays for Future in Warsaw, Poland, September 24, 2021. The plackard reads "No bear cub is too small to act for the climate" REUTERS/Kacper Pempel

A woman sits at the Ho Chi Minh monument, before the arrival of Vietnam's President Nguyen Xuan Phuc for a wreath-laying ceremony, in Havana, Cuba, September 19, 2021. REUTERS/Alexandre Meneghini

Vietnam's President Nguyen Xuan Phuc speaks to Cuba's First Vice President Salvador Antonio Valdes Mesa after attending a wreath-laying ceremony at the Ho Chi Minh monument in Havana, Cuba, September 19, 2021. REUTERS/Alexandre Meneghini

A billboard set on the top of a building reads in Spanish "Long Live Fidel" during a blackout in Havana, Cuba, September 17, 2021. REUTERS/Alexandre Meneghini

Giant panda Kai Kai sniffs confetti during a gender reveal party of his new male cub at Kai Kai's 14th birthday celebrations in the River Safari, Singapore September 10, 2021. REUTERS/Edgar Su

Giant panda Kai Kai sniffs blue and pink candles set up for a gender reveal party of his new male cub during Kai Kai's 14th birthday celebrations at the River Safari in Singapore September 10, 2021. REUTERS/Edgar Su

Giant panda Kai Kai sniffs blue and pink candles set up for a gender reveal party of his new male cub during Kai Kai's 14th birthday celebrations at the River Safari in Singapore September 10, 2021. REUTERS/Edgar Su

People line up to enter the church of Cuba's patron saint Our Lady of Charity amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, September 8, 2021. REUTERS/Alexandre Meneghini

Acolytes get ready for a mass at the church of Cuba's patron saint Our Lady of Charity amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, September 8, 2021. REUTERS/Alexandre Meneghini

People light candles at the church of Cuba's patron saint Our Lady of Charity amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, September 8, 2021. REUTERS/Alexandre Meneghini

A woman holds a sunflower at the entrance of the church of Cuba's patron saint Our Lady of Charity amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, September 8, 2021. REUTERS/Alexandre Meneghini

A man sits with his dog on the banks of Havana's bay during the Virgin of Regla's day amid concerns about the spread of the coronavirus disease (COVID-19), Cuba, September 7, 2021. Picture taken on September 7, 2021. REUTERS/Alexandre Meneghini

People light candles at the church of Cuba's patron saint Our Lady of Charity amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, September 8, 2021. REUTERS/Alexandre Meneghini

People take part in a mass at the church of Cuba's patron saint Our Lady of Charity amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, September 8, 2021. REUTERS/Alexandre Meneghini

A boy peers to the camera as his mother performs a ceremony to honor the Virgin of Regla on the banks of Havana's bay amid concerns about the spread of the coronavirus disease (COVID-19), in Cuba, September 7, 2021. Picture taken on September 7, 2021. REUTERS/Alexandre Meneghini

Waves splash at the seafront while Hurricane Ida approaches the island, in Havana, Cuba, August 27, 2021. REUTERS/Alexandre Meneghini

A man protects himself from wind and rain as he walks at the seafront Malecon while Hurricane Ida approaches the island, in Havana, Cuba, August 27, 2021. REUTERS/Alexandre Meneghini

A man protects himself from wind and rain as he walks at the seafront Malecon while Hurricane Ida approaches the island, in Havana, Cuba, August 27, 2021. REUTERS/Alexandre Meneghini

People walk in a commercial area in Havana, Cuba, August 26, 2021. Picture taken on August 26, 2021. REUTERS/Alexandre Meneghini

Nayvis Dias (C), founder of Velo Cuba, speaks to employees at her bicycle repair and rental company in Havana, Cuba, August 25, 2021. Picture taken on August 25, 2021. REUTERS/Alexandre Meneghini

An employee works at the bicycle repair and rental company Velo Cuba in Havana, Cuba, August 25, 2021. Picture taken on August 25, 2021. REUTERS/Alexandre Meneghini

Ricardo Fernandez, cofounder of Deshidratados Habana company speaks to his brother (not pictured) in Havana, Cuba, August 24, 2021. Picture taken on August 24, 2021. REUTERS/Alexandre Meneghini

Oscar Fernandez, cofounder of Deshidratados Habana company speaks during an interview in Havana, Cuba, August 24, 2021. Picture taken on August 24, 2021. REUTERS/Alexandre Meneghini

People connect to the internet at a public hotspot in Havana, Cuba, August 18, 2021. REUTERS/Alexandre Meneghini TPX IMAGES OF THE DAY

People connect to the internet at a public hotspot in Havana, Cuba, August 18, 2021. REUTERS/Alexandre Meneghini

A woman connects to the internet at a hotspot in a public park in Havana, Cuba, August 18, 2021. REUTERS/Alexandre Meneghini

Newly born Barbary lion cubs play inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

A newly born Barbary lion cub rests inside its enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Newly born Barbary lion cubs rest inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Newly born Barbary lion cubs rest inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Newly born Barbary lion cubs rest inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Newly born Barbary lion cubs rest inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Zookeepers weigh a newly born Barbary lion cub at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

A zookeeper holds a newly born Barbary lion cub at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny TPX IMAGES OF THE DAY

Newly born Barbary lion cubs rest inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Newly born Barbary lion cubs rest inside their enclosure at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

A zookeeper holds a newly born Barbary lion cub at Dvur Kralove Zoo in Dvur Kralove nad Labem, Czech Republic, August 12, 2021. REUTERS/David W Cerny

Gabriela Sequeira Hernandez, 17, detained by police during a protest and waiting for her appeal after being convicted and sentenced to 8 months home arrest, holds her mother's hand during an interview in Havana, Cuba, August 10, 2021. Picture taken August 10, 2021. REUTERS/Alexandre Meneghini TPX IMAGES OF THE DAY

Gabriela Sequeira Hernandez, 17, detained by police during a protest and waiting for her appeal after being convicted and sentenced to 8 months home arrest, stands beside relatives prior to an interview in Havana, Cuba, August 10, 2021. Picture taken on August 10, 2021. REUTERS/Alexandre Meneghini.

People relax at the seafront Malecon amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, August 10, 2021. Picture taken August 10, 2021. REUTERS/Alexandre Meneghini

Yaquelin Salas Hernandez, 35, shows a picture of her husband Dasiel Alfonso Cata, 26, who started serving a 10-month sentence for "public disorder" after being detained during a protest in Havana, Cuba, August 10, 2021. Picture taken on August 10, 2021. REUTERS/Alexandre Meneghini

Doctors and scientists talk to journalists during a news conference amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, August 10, 2021. Picture taken August 10, 2021. REUTERS/Alexandre Meneghini

A woman peers to the camera amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, August 9, 2021. Picture taken August 9, 2021. REUTERS/Alexandre Meneghini

Doctors and scientists take part in a news conference under an image of late U.S. President Abraham Lincoln amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, August 10, 2021. Photo taken on August 10, 2021. REUTERS/Alexandre Meneghini

A screen displays images concerning the spread of the coronavirus disease (COVID-19), in Havana, Cuba, August 9, 2021. Photo taken on August 9, 2021. REUTERS/Alexandre Meneghini

Francisco Cabrera and his mother watch a TV broadcast of volleyball competition during the 2020 Tokyo Olympic Games, amid the coronavirus disease (COVID-19) pandemic in Havana, Cuba, August 7, 2021. Picture taken August 7, 2021. REUTERS/Alexandre Meneghini TPX IMAGES OF THE DAY

Nicaragua's merchant ship Augusto Cesar Sandino has its humanitarian shipment of food unloaded at the Mariel port in Mariel, Cuba, August 6, 2021. REUTERS/Alexandre Meneghini

Workers stand next to Nicaragua's merchant ship Augusto Cesar Sandino at the Mariel port in Mariel, Cuba, August 6, 2021. REUTERS/Alexandre Meneghini

Nicaraguan and Cuban flags flutter as Nicaragua's merchant ship Augusto Cesar Sandino docks at the Mariel port with humanitarian shipment of food, Mariel, Cuba, August 6, 2021. REUTERS/Alexandre Meneghini

Marilys Colarte waits for a taxi upon her arrival from Spain with parcels containing 100 kg of medicine at the Jose Marti International Airport amid concerns about the spread of the coronavirus disease (COVID-19) outbreak in Havana, Cuba, August 4, 2021. Picture taken on August 4, 2021. REUTERS/Alexandre Meneghini

Marilys Colarte talks to taxi drivers upon her arrival from Spain with parcels containing 100 kg of medicine at the Jose Marti International Airport amid concerns about the spread of the coronavirus disease (COVID-19) outbreak in Havana, Cuba, August 4, 2021. Picture taken on August 4, 2021. REUTERS/Alexandre Meneghini

Marilys Colarte gets in a taxi upon her arrival from Spain with parcels containing 100 kg of medicine at the Jose Marti International Airport amid concerns about the spread of the coronavirus disease (COVID-19) outbreak in Havana, Cuba, August 4, 2021. Picture taken on August 4, 2021. REUTERS/Alexandre Meneghini

A pigeon sits next to its loft as riders being part of a caravan organized by the Cuban Communist Youth Union (UJC) wave Cuban flags in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

Flags are seen prior to a caravan organized by the Cuban Communist Youth Union (UJC) in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

A chauffeur waits for the caravan organized by the Cuban Communist Youth Union (UJC) to set off at the Malecon seafront in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

People hold flags as the caravan organized by the Cuban Communist Youth Union (UJC) moves along the Malecon seafront in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

People react as they participate in a caravan organized by the Cuban Communist Youth Union (UJC) in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

A caravan organized by the Cuban Communist Youth Union (UJC) moves along the Malecon seafront in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

A caravan organized by the Cuban Communist Youth Union (UJC) moves along the Malecon seafront in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini

A caravan organized by the Cuban Communist Youth Union (UJC) moves along the Malecon seafront in Havana, Cuba, August 5, 2021. REUTERS/Alexandre Meneghini