A combination picture shows a view of the plenary hall at the congress centre amid the coronavirus disease (COVID-19) outbreak in Davos, Switzerland on January 22, 2021 (Top), and U.S. President Donald Trump speaking at the World Economic Forum (WEF) annual meeting in Davos, Switzerland on January 26, 2018. REUTERS/Arnd Wiegmann/Carlos Barria

Farmers participate during a protest against farm laws introduced by the government, in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Police officers scuffle with a demonstrator during a protest against farm laws introduced by the government, in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

A patient suffering from the coronavirus disease (COVID-19) breathes with a non-rebreather mask in an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

The liquefied hydrogen carrier SUISO FRONTIER, built by Kawasaki Heavy Industries and is due to transport its first cargo of hydrogen extracted from brown coal from Australia to Japan, is docked at Kobe Works yard in Kobe, western Japan January 22, 2021. Picture taken January 22, 2021. REUTERS/Yuka Obayashi

The logo of the CO2-free Hydrogen Energy Supply-chain Technology Research Association (HySTRA) is seen on a liquefied hydrogen storage tank built by Kawasaki Heavy Industries at the hydrogen receiving terminal at the Kobe Airport Island in Kobe, western Japan January 22, 2021. Picture taken January 22, 2021. REUTERS/Yuka Obayashi

The liquefied hydrogen carrier SUISO FRONTIER, built by Kawasaki Heavy Industries and is due to transport its first cargo of hydrogen extracted from brown coal from Australia to Japan, is docked at Kobe Works yard in Kobe, western Japan January 22, 2021. Picture taken January 22, 2021. REUTERS/Yuka Obayashi

A patient suffering from the coronavirus disease (COVID-19) rests in an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

A patient suffering from the coronavirus disease (COVID-19) breathes with a non-rebreather mask in an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

Members of the media are seen outside the Italian Prime Minister's office, Chigi Palace, as PM Giuseppe Conte looks set to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Yara Nardi

Farmers surround a police officer during a protest against farm laws introduced by the government, in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

A nurse assists a patient suffering from the coronavirus disease (COVID-19) in an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

A patient suffering from the coronavirus disease (COVID-19) rests on a bed separated from others with a plastic curtain, in an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

A farmer covers his face to protect himself from tear gas, during a protest against controversial farm laws introduced by the government, in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Members of the media stand outside the Italian Prime Minister's office, Chigi Palace, as PM Giuseppe Conte looks set to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Yara Nardi

A patient suffering from the coronavirus disease (COVID-19) breathes with a non-rebreather mask at an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

Farmers try to move baricades during a tractor rally to protest against farm laws on the occasion of India's Republic Day at Tikri border near New Delhi, India, January 26, 2021. REUTERS/Anushree Fadnavis

Farmers try to move baricades during a tractor rally to protest against farm laws on the occasion of India's Republic Day at Tikri border near New Delhi, India, January 26, 2021. REUTERS/Anushree Fadnavis

Nurses serve meals for patients suffering from the coronavirus disease (COVID-19) at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

A nurse assists a patient suffering from the coronavirus disease (COVID-19) at an isolation room at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

A nurse assists a patient suffering from the coronavirus disease (COVID-19) at the Intensive Care Unit at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

Farmers take part in a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

A military official has his temperature checked as he arrives at a news conference ahead of the start of a new parliament term and the formation of the new government in Naypyitaw, Myanmar January 26, 2021. REUTERS/Thar Byaw

An Italian flag flies over the Quirinale Palace on the day the Italian Prime Minister Giuseppe Conte is expected to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Guglielmo Mangiapane

Farmers take part in a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

A general view shows the Quirinale Palace on the day the Italian Prime Minister Giuseppe Conte is expected to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Guglielmo Mangiapane

A nurse assists a patient suffering from the coronavirus disease (COVID-19) at the Intensive Care Unit at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

Myanmar's military spokesman General Zaw Min Tun attends a news conference ahead of the start of a new parliament term and the formation of the new government in Naypyitaw, Myanmar January 26, 2021. REUTERS/Thar Byaw

A tableau from Uttar Pradesh state is displayed during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Myanmar's military spokesman General Zaw Min Tun attends a news conference ahead of the start of a new parliament term and the formation of the new government in Naypyitaw, Myanmar January 26, 2021. REUTERS/Thar Byaw

A general view of Chigi Palace, the Italian Prime Minister's office, as PM Giuseppe Conte looks set to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Yara Nardi

Farmers shout slogans atop a container during a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

A nurse assists a patient suffering from the coronavirus disease (COVID-19) at the Intensive Care Unit at a hospital in Bogor, Indonesia January 26, 2021. REUTERS/Willy Kurniawan

Myanmar's military spokesman General Zaw Min Tun attends a news conference ahead of the start of a new parliament term and the formation of the new government in Naypyitaw, Myanmar January 26, 2021. REUTERS/Thar Byaw

Myanmar's military spokesman General Zaw Min Tun attends a news conference ahead of the start of a new parliament term and the formation of the new government in Naypyitaw, Myanmar January 26, 2021. REUTERS/Thar Byaw

Myanmar's military spokesman General Zaw Min Tun arrives at a news conference ahead of the start of a new parliament term and the formation of the new government in Naypyitaw, Myanmar January 26, 2021. REUTERS/Thar Byaw

A Corazzieri honor guard stands at one of the entrances of the Quirinale Palace on the day the Italian Prime Minister Giuseppe Conte is expected to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Guglielmo Mangiapane

Farmers take part in a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

Indian Air Force fighter jets fly past during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Indian Air Force fighter jets fly past during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Indian Air Force fighter jets fly past during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

A general view shows the Quirinale Palace on the day the Italian Prime Minister Giuseppe Conte is expected to hand in his resignation, in Rome, Italy, January 26, 2021. REUTERS/Guglielmo Mangiapane

Dancers perform during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Indian Air Force (IAF) soldiers march during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Indian National Security Guard (NSG) commandos march during the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

India's Prime Minister Narendra Modi greets the crowd as he arrives for the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

India's Prime Minister Narendra Modi greets the crowd as he arrives for the Republic Day parade in New Delhi, India, January 26, 2021. REUTERS/Adnan Abidi

Farmers cross a barricade during a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

Farmers shout slogans during a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

Smoke billows from a tear gas shell fired by police during a tractor rally by farmers to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

Nihangs (Sikh warriors) ride their horses as they take part in a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

Mothers and their children wearing masks for protection against the coronavirus disease (COVID-19) wait for free vitamins and medicine at a local health center in Manila, Philippines, January 26, 2021. REUTERS/Eloisa Lopez

A mother and her children wait for a general check-up behind a makeshift plastic barrier for protection against the coronavirus disease (COVID-19) at a local health center in Manila, Philippines, January 26, 2021. REUTERS/Eloisa Lopez

Mothers and their children wearing masks for protection against the coronavirus disease (COVID-19) wait for free vitamins and medicine at a local health center in Manila, Philippines, January 26, 2021. REUTERS/Eloisa Lopez

People wearing masks for protection against the coronavirus disease (COVID-19) line up for a general check-up at a local health center in Manila, Philippines, January 26, 2021. REUTERS/Eloisa Lopez

Farmers try to remove a barricade during a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

Farmers use sticks to push away tear smoke shells fired by police during a tractor rally to protest against farm laws on the occasion of India's Republic Day in Delhi, India, January 26, 2021. REUTERS/Danish Siddiqui

A F-CK-1 Ching-kuo Indigenous Defence Fighter (IDF) is seen at an Air Force base in Tainan, Taiwan, January 26, 2021. REUTERS/Ann Wang

A F-CK-1 Ching-kuo Indigenous Defence Fighter (IDF) is seen at an Air Force base in Tainan, Taiwan, January 26, 2021. REUTERS/Ann Wang

Mechanics repair F-CK-1 Ching-kuo Indigenous Defence Fighters (IDF) at an Air Force base in Tainan, Taiwan, January 26, 2021. REUTERS/Ann Wang