A meeting room outfitted with airtight glass panels is pictured at short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of a meeting room outfitted with airtight glass panels at short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A hand sanitiser dispenser is pictured at the lobby of short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A staff member shows how food is delivered to rooms at the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A staff member shows how food is delivered in a compartment outside a room of the short-stay facility Connect@Changi, which will welcome business "bubble" travellers from March as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A staff member shows how documents could be sanitised and exchanged in a special window of a meeting room at short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A worker paints a corridor of a short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

Workers make final touch-ups to the rooms at the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

An access gate leads to a courtyard of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of a courtyard of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of pavilions and a gym in the courtyard of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of pod-like rest areas in the pavilion of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

Grass-like LED lamps light up the courtyard of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A staff member shows how face-to-face meetings can be conducted in a meeting room outfitted with airtight glass panels at short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A receptionist wearing a face shield sits in the lobby of short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of a room at the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

Receptionists wear face shields at the business centre of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A meeting room outfitted with air-tight glass panels to reduce the risk of transmission, is pictured at the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of a meeting room outfitted with airtight glass panels at short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of a waiting area at the testing station of short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of a waiting area at the testing station of short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A receptionist wearing a face shield sits in the lobby of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

A view of the lobby of the short-stay facility Connect@Changi, a complex of hotel rooms and meeting halls near the airport which will welcome business "bubble" travellers from March, as part of the city-state's effort to resume international meetings and conferences amid the coronavirus disease (COVID-19) outbreak, in Singapore February 22, 2021. REUTERS/Edgar Su

Tennis - Australian Open - Melbourne Park, Melbourne, Australia, February 12, 2021 General view as play resumes after fans leave during the third round match between Serbia's Novak Djokovic and Taylor Fritz of the U.S. REUTERS/Loren Elliott TPX IMAGES OF THE DAY

People wearing protective face masks wait in queues to buy train tickets at the Chhatrapati Shivaji Maharaj Terminus (CSMT) railway station after authorities resumed suburban train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19), in Mumbai, India, February 1, 2021. Picture taken February 1, 2021. REUTERS/Hemanshi Kamani

Commuters wearing protective face masks travel in a suburban train after authorities resumed the train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19), in Mumbai, India, February 1, 2021. REUTERS/Hemanshi Kamani

Commuters wearing protective face masks travel in a suburban train after authorities resumed the train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19), in Mumbai, India, February 1, 2021. REUTERS/Hemanshi Kamani

Women covering their faces with protective masks commute in a suburban train after authorities resumed the train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19) in Mumbai, India, February 1, 2021. REUTERS/Hemanshi Kamani

People travel in a suburban train after authorities resumed the train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19), in Mumbai, India, February 1, 2021. REUTERS/Hemanshi Kamani

People covering their faces with protective masks disembark a suburban train after authorities resumed the train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19) at a railway station in Mumbai, India, February 1, 2021. REUTERS/Hemanshi Kamani

People covering their faces with protective masks disembark a suburban train after authorities resumed the train services for all commuters after it was shut down to prevent the spread of the coronavirus disease (COVID-19), at a railway station in Mumbai, India, February 1, 2021. REUTERS/Hemanshi Kamani

Students attend a demonstration in Lille as part of a day of mobilisation within France to "defend the living and study conditions" of students while no date for resuming classes for all has been advanced, France, January 20, 2021. The placard reads "Tired students, suicide students". REUTERS/Pascal Rossignol

Students attend a demonstration in Lille as part of a day of mobilisation within France to "defend the living and study conditions" of students while no date for resuming classes for all has been advanced, France, January 20, 2021. The placard reads "Tired students, suicide students". REUTERS/Pascal Rossignol

Students attend a demonstration in Lille as part of a day of mobilisation within France to "defend the living and study conditions" of students while no date for resuming classes for all has been advanced, France, January 20, 2021. The placard reads "sacrificed youth." REUTERS/Pascal Rossignol

Students attend a demonstration in Paris as part of a day of mobilisation within France to "defend the living and study conditions" of students while no date for resuming classes for all has been advanced, France, January 20, 2021. The slogan reads "We will not be the sacrificed generation." REUTERS/Manuel Ausloos

Students attend a demonstration in Paris as part of a day of mobilisation within France to "defend the living and study conditions" of students while no date for resuming classes for all has been advanced, France, January 20, 2021. The slogan reads "Because you have nightmares of what the youth are capable of." REUTERS/Manuel Ausloos

A Qatar Airways plane takes off at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

A member of Qatar airways crew stands in front of flight information display at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Passengers wait at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

A passenger sits in a wheelchair at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Passengers queue to check-in at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Passengers arrive to check-in at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

A passenger arrives to check-in at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

A member of Qatar airways crew checks the passport of a passenger at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Passengers arrive to check-in at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

People are seen at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Passengers queue to check-in at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Members of Qatar airways crew check the passports at Hamad International Airport, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Passengers check-in at Hamad International Airport in Doha, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

People queue for check-in at Hamad International Airport in Doha, as the country resumes international flights to Saudi Arabia, in Doha, Qatar January 11, 2021. REUTERS/Ibraheem Al Omari

Workers clean the security checkpoint at the West Terrace entrance of the U.S. Capitol a day after supporters of U.S. President Donald Trump occupied the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott

Workers clean the security checkpoint at the West Terrace entrance of the U.S. Capitol a day after supporters of U.S. President Donald Trump occupied the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott

A worker cleans a statue of former President Ronald Reagan inside the Rotunda of the U.S. Capitol a day after supporters of U.S. President Donald Trump stormed the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott

A worker cleans up debris outside the U.S. Capitol a day after supporters of U.S. President Donald Trump stormed the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott

Scraps of a demonstrator's poster lays below a Congressional members and staff entrance sign at the Senate Carriage Entrance of the U.S. Capitol a day after hundreds of supporters of U.S. President Donald Trump occupied the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott TPX IMAGES OF THE DAY

National Guard troops man the grounds outside the U.S. Capitol a day after hundreds of supporters of U.S. President Donald Trump occupied the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott

Virginia State Police and U.S. Capitol Police walk inside the Rotunda of the U.S. Capitol a day after supporters of U.S. President Donald Trump occupied the Capitol in Washington, U.S., January 7, 2021. REUTERS/Erin Scott

Electoral college votes are brought in before House Speaker Nancy Pelosi and Vice President Mike Pence resume presiding over a Joint session of Congress to certify the 2020 Electoral College results, after supporters of President Donald Trump stormed the Capitol earlier in the day, on Capitol Hill in Washington, U.S. January 6, 2021. Erin Schaff/Pool via REUTERS

Vice President Mike Pence and House Speaker Nancy Pelosi resume presiding over a Joint session of Congress to certify the 2020 Electoral College results, after supporters of President Donald Trump stormed the Capitol earlier in the day, on Capitol Hill in Washington, U.S. January 7, 2021. Erin Schaff/Pool via REUTERS REFILE - CORRECTING DATE