Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi prepares for a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Chairperson of the International Atomic Energy Agency (IAEA) Board of Governors Heidi Alberta Hulan talks to Director General of the IAEA Rafael Mariano Grossi ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

A general view ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Chairperson of the International Atomic Energy Agency (IAEA) Board of Governors Heidi Alberta Hulan and Director General of the IAEA Rafael Mariano Grossi ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Chairperson of the International Atomic Energy Agency (IAEA) Board of Governors Heidi Alberta Hulan talks to Director General of the IAEA Rafael Mariano Grossi ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Chairperson of the International Atomic Energy Agency (IAEA) Board of Governors Heidi Alberta Hulan prepares for a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Chairperson of the International Atomic Energy Agency (IAEA) Board of Governors Heidi Alberta Hulan prepares for a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi poses for photographs ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi prepares for a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi prepares for a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi poses for photographs ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi poses for photographs ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi poses for photographs ahead of a virtual IAEA Board of Governors meeting at the IAEA headquarters of the UN seat in Vienna, Austria, November 18, 2020. Christian Bruna/Pool via REUTERS

Members of a military band perform during a ceremony to commemorate the anniversary of the United Nations (UN) Forces' participation in the Korean War, in Seoul, South Korea, July 27, 2020. REUTERS/Kim Hong-Ji/File Photo TPX IMAGES OF THE DAY SEARCH "GLOBAL POY" FOR THIS STORY. SEARCH "REUTERS POY" FOR ALL BEST OF 2020 PACKAGES.

A man wearing a protective face mask walks next to a sign reading "Peace" amid the coronavirus disease (COVID-19) pandemic, near the UN-controlled buffer zone in Nicosia, Cyprus November 18, 2020. REUTERS/Yiannis Kourtoglou

U.N. Secretary-General Antonio Guterres (L) is seen on a screen while speaking from UN headquarters as Vietnam's Prime Minister Nguyen Xuan Phuc listens during the 11th ASEAN - UN summit as part of the 37th ASEAN Summit in Hanoi, Vietnam November 15, 2020. REUTERS/Kham

Vietnam's Prime Minister Nguyen Xuan Phuc attends the 11th ASEAN - UN summit, as part of the 37th ASEAN Summit in Hanoi, Vietnam November 15, 2020. REUTERS/Kham

Vietnam's Prime Minister Nguyen Xuan Phuc attends the 11th ASEAN - UN summit, as part of the 37th ASEAN Summit in Hanoi, Vietnam November 15, 2020. REUTERS/Kham

A UN naval ship is pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon November 11, 2020. REUTERS/Aziz Taher

UN peacekeepers (UNIFIL) vehicle is pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon, November 11, 2020. REUTERS/Aziz Taher

UN peacekeepers (UNIFIL) vehicles are pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon, November 11, 2020. REUTERS/Aziz Taher

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams attends the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams and Tunisia's President Kais Saied walk during the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams speaks during the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams speaks as Tunisia's President Kais Saied listens to her during the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Tunisia's President Kais Saied welcomes Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams during the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Tunisia's President Kais Saied and Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams arrive at the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Tunisia's President Kais Saied speaks as Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams listens to him during the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams arrives at the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

Tunisia's President Kais Saied and Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams arrive at the Libyan Political Dialogue Forum in Tunis, Tunisia November 9, 2020. REUTERS/Zoubeir Souissi

A Tigray Regional Police Officer stands guard during the funeral ceremony of Ethiopia's Army Chief of Staff Seare Mekonnen in Mekele, Tigray Region, Ethiopia une 26, 2019. Picture taken June 26, 2019. REUTERS/Tiksa Negeri

A portrait of Thailand's prime minister Prayuth Chan-ocha, resembling North Korean leader Kim Jong-un, is seen during a protest against the government and to reform monarchy in Bangkok, Thailand, October 29, 2020. REUTERS/Juarawee Kittisilpa

A portrait of Thailand prime minister Prayuth Chan-o-cha resembling North Korea leader Kim Jong-un is seen during a protest against the government and to reform monarchy in Bangkok, Thailand, October 29, 2020. REUTERS/Soe Zeya Tun

A UN naval ship is pictured off the Lebanese coast in the town of Naqoura, near the Lebanese-Israeli border, southern Lebanon October 29, 2020. REUTERS/Aziz Taher

UN peacekeepers (UNIFIL) patrol in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 29, 2020. REUTERS/Aziz Taher

UN peacekeepers (UNIFIL) vehicles are pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 29, 2020. REUTERS/Aziz Taher

A UN peacekeepers (UNIFIL) vehicles are pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 28, 2020. REUTERS/Aziz Taher

A UN peacekeepers (UNIFIL) vehicle is pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 28, 2020. REUTERS/Aziz Taher

Members of UN peacekeepers (UNIFIL) take part in an event marking the end of UNIFIL'S deployment in Beirut port, Lebanon October 23, 2020. REUTERS/Mohamed Azakir

Members of UN peacekeepers (UNIFIL) take part in an event marking the end of UNIFIL'S deployment in Beirut port, Lebanon October 23, 2020. REUTERS/Mohamed Azakir

Former UN ambassador from the U.S. Nikki Haley looks on ahead of the final 2020 U.S. presidential campaign debate between U.S. President Donald Trump and Democratic presidential nominee Joe Biden at Belmont University in Nashville, Tennessee, U.S., October 22, 2020. REUTERS/Jonathan Ernst

Former UN ambassador from the U.S. Nikki Haley looks on ahead of the final 2020 U.S. presidential campaign debate between U.S. President Donald Trump and Democratic presidential nominee Joe Biden at Belmont University in Nashville, Tennessee, U.S., October 22, 2020. REUTERS/Jonathan Ernst

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams wearing a face mask arrives to attend the talks between the rival factions in the Libya conflict at the United Nations offices in Geneva, Switzerland October 20, 2020 . Fabrice Coffrini/Pool via REUTERS

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams wearing a face mask attends the talks between the rival factions in the Libya conflict at the United Nations offices in Geneva, Switzerland October 20, 2020 . Fabrice Coffrini/Pool via REUTERS

Deputy Special Representative of the UN Secretary-General for Political Affairs in Libya Stephanie Williams wearing a face mask attends the talks between the rival factions in the Libya conflict at the United Nations offices in Geneva, Switzerland October 20, 2020 . Fabrice Coffrini/Pool via REUTERS

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

Members of feminist group Las Tesis, who created the performance piece "Un violador en tu camino" (A rapist in your path), take part in a feminist rally calling for a new Constitution in Valparaiso, Chile, October 14, 2020. REUTERS/Rodrigo Garrido.

UN peacekeepers (UNIFIL) on an armoured vehicle patrol in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 14, 2020. REUTERS/Issam Abdallah

A convoy of UN peacekeepers (UNIFIL) vehicles patrol in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 14, 2020. REUTERS/Aziz Taher

A UN peacekeepers (UNIFIL) armored vehicle is pictured in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 14, 2020. REUTERS/Aziz Taher

A convoy of UN peacekeepers (UNIFIL) vehicles patrol in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 14, 2020. REUTERS/Aziz Taher

UN peacekeepers (UNIFIL) stand near a UN vehicle in Naqoura, near the Lebanese-Israeli border, southern Lebanon October 14, 2020. REUTERS/Aziz Taher

A UN naval ship is pictured off the Lebanese coast in the town of Naqoura, near the Lebanese-Israeli border, southern Lebanon October 14, 2020. REUTERS/Aziz Taher