Saudi Arabia's Minister of Finance, Mohammed al-Jadaan speaks during virtual news conference aired live at the media centre of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 22, 2020. REUTERS/Nael Shyoukhi

G20 Sherpa, Fahad al-Mubarak speaks during virtual news conference aired live at the media centre of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 22, 2020. REUTERS/Nael Shyoukhi

G20 Sherpa, Fahad al-Mubarak speaks during virtual news conference aired live at the media centre of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 22, 2020. REUTERS/Nael Shyoukhi

G20 Sherpa, Fahad al-Mubarak speaks during virtual news conference aired live at the media centre of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 22, 2020. REUTERS/Nael Shyoukhi

German Chancellor Angela Merkel puts on her face mask after holding a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel holds a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Finance Minister Olaf Scholz holds a joint news conference with Chancellor Angela Merkel after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel wearing a face mask leaves after holding a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel wears a face mask after holding a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel puts on her face mask after holding a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel holds a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

Saudi Crown Prince Mohammed bin Salman's virtual speech is aired live at the media centre of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia November 22, 2020. REUTERS/Nael Shyoukhi

German Chancellor Angela Merkel holds a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel holds a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Finance Minister Olaf Scholz holds a joint news conference with Chancellor Angela Merkel after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Finance Minister Olaf Scholz holds a joint news conference with Chancellor Angela Merkel after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel holds a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel holds a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel wearing a face mask arrives to hold a joint news conference with Finance Minister Olaf Scholz after a virtual G20 summit meeting, at the Chancellery in Berlin, Germany, November 22, 2020. REUTERS/Hannibal Hanschke/Pool

Saudi Arabia's Minister of Education Hamad Mohammed al-Sheikh speaks during a media briefing at the media centre during the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 22, 2020. REUTERS/Nael Shyoukhi

Saudi Arabia's Minister of Education Hamad Mohammed al-Sheikh speaks during a media briefing at the media centre during the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 22, 2020. REUTERS/Nael Shyoukhi

Journalists watch Saudi King Salman bin Abdulaziz's virtual speech live at the media centre during an opening session of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia November 21, 2020. REUTERS/Nael Shyoukhi

Media watches Saudi King Salman bin Abdulaziz's virtual speech live at the media centre during an opening session of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia November 21, 2020. REUTERS/Nael Shyoukhi

Media watches Saudi King Salman bin Abdulaziz's virtual speech live at the media centre during an opening session of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia November 21, 2020. REUTERS/Nael Shyoukhi

Saudi Arabian Investment Minister Khalid Al-Falih speaks during a media briefing ahead of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 21, 2020. REUTERS/Nael Shyoukhi

A media centre personnel distributes local newspapers to journalists ahead of the 15th annual G20 Leaders' Summit in Riyadh, Saudi Arabia, November 21, 2020. REUTERS/Nael Shyoukhi

"Family Photo" for annual G20 Summit World Leaders is projected onto Salwa Palace in At-Turaif, one of Saudi Arabia?s UNESCO World Heritage sites, in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Digital historic show is projected during the welcome ceremony for the annual G20 Leaders' Summit onto Salwa Palace in At-Turaif, one of the country's UNESCO World Heritage sites in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Digital historic show is projected during the welcome ceremony for the annual G20 Leaders' Summit onto Salwa Palace in At-Turaif, one of the country's UNESCO World Heritage sites in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Projection of a "Family Photo" for the annual G20 Leaders' Summit onto Salwa Palace in At-Turaif, one of Saudi Arabia's UNESCO World Heritage sites, in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Projection of a "Family Photo" for the annual G20 Leaders' Summit onto Salwa Palace in At-Turaif, one of Saudi Arabia's UNESCO World Heritage sites, in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Projection of a "Family Photo" for the annual G20 Leaders' Summit onto Salwa Palace in At-Turaif, one of Saudi Arabia's UNESCO World Heritage sites, in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Projection of a "Family Photo" for the annual G20 Leaders' Summit onto Salwa Palace in At-Turaif, one of Saudi Arabia's UNESCO World Heritage sites, in Diriyah, Saudi Arabia, November 20, 2020. REUTERS/Nael Shyoukhi

Advertisements of G20 Presidency Summit are seen ahead of the summit in Riyadh, Saudi Arabia, November 19, 2020. REUTERS/Nael Shyoukhi

An advertisement of G20 Presidency Summit is seen ahead of the summit in Riyadh, Saudi Arabia, November 19, 2020. REUTERS/Nael Shyoukhi

Director-General of International Economic Affairs Wang Xiaolong speaks during a news conference on the G20 Extraordinary Leaders' Summit on coronavirus disease (COVID-19) at the Ministry of Foreign Affairs in Beijing, China March 26, 2020. REUTERS/Martin Pollard

Demonstrators wave their smartphones during a rally ahead of the G20 summit, urging the international community to back their demands for the government to withdraw a proposed extradition bill with China in Hong Kong, China, June 26, 2019. REUTERS/Thomas Peter/File Photo SEARCH "HONG KONG POY" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2019 PACKAGES. TPX IMAGES OF THE DAY.

U.S. Deputy Secretary of State John Sullivan meets Japanese Foreign Minister Toshimitsu Motegi during G20 Foreign Ministers meeting in Nagoya, Japan, November 23, 2019. REUTERS/Kim Kyung-Hoon/Pool

U.S. Deputy Secretary of State John Sullivan meets Japanese Foreign Minister Toshimitsu Motegi during G20 Foreign Ministers meeting in Nagoya, Japan, November 23, 2019. REUTERS/Kim Kyung-Hoon/Pool

U.S. Deputy Secretary of State John Sullivan meets Japanese Foreign Minister Toshimitsu Motegi during G20 Foreign Ministers meeting in Nagoya, Japan, November 23, 2019. REUTERS/Kim Kyung-Hoon/Pool

German Chancellor Angela Merkel, Italian Prime Minister Giuseppe Conte and Egypt's President Abdel Fattah al-Sisi prepare to pose for a group photo during the 'G20 Compact with Africa' summit at the Chancellery in Berlin, Germany, November 19, 2019. REUTERS/Fabrizio Bensch

German Chancellor Angela Merkel, Italian Prime Minister Giuseppe Conte and Egypt's President Abdel Fattah al-Sisi leave after posing for a group photo during the 'G20 Compact with Africa' summit at the Chancellery in Berlin, Germany, November 19, 2019. REUTERS/Fabrizio Bensch

German Chancellor Angela Merkel, African heads of states and participants pose for a group photo during the 'G20 Compact with Africa' summit at the Chancellery in Berlin, Germany, November 19, 2019. REUTERS/Fabrizio Bensch

German Chancellor Angela Merkel, Italian Prime Minister Giuseppe Conte and Egypt's President Abdel Fattah al-Sisi prepare to pose for a group photo during the 'G20 Compact with Africa' summit at the Chancellery in Berlin, Germany, November 19, 2019. REUTERS/Fabrizio Bensch

German Chancellor Angela Merkel, Benin's Finance Minister Romuald Wadagni, Norway's Prime Minister Erna Solberg, African Union Chairperson Moussa Faki Mahamat, Italian Prime Minister Giuseppe Conte, Egypt's President Abdel Fattah al-Sisi and Rwanda's President Paul Kagame pose for a group photo during the 'G20 Compact with Africa' summit at the Chancellery in Berlin, Germany, November 19, 2019. REUTERS/Fabrizio Bensch

German Chancellor Angela Merkel, African heads of states and participants pose for a group photo during the 'G20 Compact with Africa' summit at the Chancellery in Berlin, Germany, November 19, 2019. REUTERS/Fabrizio Bensch

German Chancellor Angela Merkel talks with Burkina Faso's President Roch Marc Christian Kabore as they arrive for a family photo with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel talks with Ghana's President Nana Akufo-Addo as they arrive for a family photo with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel (C) poses for a family photo with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel (C) talks with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" as they pose for a family photo on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel (C) talks with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" as they pose for a family photo on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel (C) poses for a family photo with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel (C) poses for a family photo with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel (C) poses for a family photo with participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

Egypt's President Abdel Fattah al-Sisi addresses participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

Ivory Coast's President Alassane Ouattara addresses participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin , Germany November 19, 2019. John MacDougall/Pool via REUTERS

Burkina Faso's President Roch Marc Christian Kabore addresses participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

Rwanda's President Paul Kagame addresses participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS

Ghana's President Nana Akufo-Addo addresses participants of the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin , Germany November 19, 2019. John MacDougall/Pool via REUTERS

General view shows participants attending the "G20 Investment Summit - German Business and the CwA Countries 2019" on the sidelines of a Compact with Africa (CwA) in Berlin, Germany November 19, 2019. John MacDougall/Pool via REUTERS