A shopping basket is discarded next to empty shelves of the soft drinks aisle, in Sainsbury's supermarket in Harpenden, Britain, September 22, 2021. REUTERS/Peter Cziborra

A woman throws an envelope with her absentee ballot for the upcoming federal Bundestag election into a mailbox in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

A woman throws an envelope with her absentee ballot for the upcoming federal Bundestag election into a mailbox in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

A woman holds a pen next to the absentee ballot papers for the upcoming federal Bundestag election in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

A pen lies on the absentee ballot papers for the upcoming federal Bundestag election in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

A woman puts the absentee ballot papers into an envelope for the upcoming federal Bundestag election in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

Absentee ballot papers for the upcoming federal Bundestag election are seen in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

A pen lies on the absentee ballot papers for the upcoming federal Bundestag election in Berlin, Germany, September 22, 2021. REUTERS/Hannibal Hanschke

Health Minister Jens Spahn addresses the media during a statement on the coronavirus disease (COVID-19) situation in Berlin, Germany, September 22, 2021. REUTERS/Michele Tantussi

The European Commission's Innovation, Research, Culture, Education and Youth Commissioner Mariya Gabriel attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

Employees of Iraq's Independent High Electoral Commission (IHEC) participate in a simulation for the upcoming parliamentary elections, at a local school in Baghdad, Iraq September 22, 2021. REUTERS/Thaier Al-Sudani

Employees of Iraq's Independent High Electoral Commission (IHEC) participate in a simulation for the upcoming parliamentary elections, at a local school in Baghdad, Iraq September 22, 2021. REUTERS/Thaier Al-Sudani

A protester holds a banner reading 'A parody of the tribunal arranges our country' at a demonstration taking place during a session of Poland's Constitutional Tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in front of the Constitutional Tribunal building in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

A banner reading "No polexit" is pictured outside the Constitutional Tribunal building at a demonstration taking place during a session of Poland's Constitutional Tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

Protesters attend a demonstration taking place during a session of Poland's Constitutional Tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in front of the Constitutional Tribunal building in Warsaw, Poland September 22, 2021. Banners read "We are Europeans" and "PiS destroyed threefold power! Manages through fear" REUTERS/Kacper Pempel

Protesters attend a demonstration taking place during a session of Poland's Constitutional Tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in front of the Constitutional Tribunal building in Warsaw, Poland September 22, 2021. Banners read "Unconstitutional Tribunal" and "Constitution" REUTERS/Kacper Pempel

A protester attends a demonstration taking place during a session of Poland's Constitutional Tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in front of the Constitutional Tribunal building in Warsaw, Poland September 22, 2021. Banners read "Dummy not the Tribunal" and "Przylebska is inconsistent with the Constitution" REUTERS/Kacper Pempel??

A police officer stands outside Poland's Constitutional Tribunal building, as people attend a demonstration during a session of the tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

A general view of a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission Vice-President Maros Sefcovic attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission Vice-President Vera Jourova reacts as she attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission Vice-President Margaritis Schinas gestures as he speaks with a fellow attendee during a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission Vice-President Margaritis Schinas gestures as he attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

The European Commission's Justice Commissioner Didier Reynders and International Partnerships Commissioner Jutta Urpilainen speak as they attend a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission Vice-President Maros Sefcovic, Economy Commissioner Paolo Gentiloni and Crisis Management Commissioner Janez Lenarcic chat as they attend a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Justice Commissioner Didier Reynders listens to a fellow attendee during a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commissioner for Jobs and Social Rights Nicolas Schmit reacts as he attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commissioner for Jobs and Social Rights Nicolas Schmit gestures as he attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission Vice-President Maros Sefcovic, Economy Commissioner Paolo Gentiloni and Crisis Management Commissioner Janez Lenarcic pose for a photo as they attend a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

A protester holds a banner reading 'Constitution' at the demonstration taking place during a session of Poland's Constitutional Tribunal, ruling on whether several articles of EU Treaties comply with the Polish Constitution, in front of the Constitutional Tribunal building in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

European Commission President Ursula von der Leyen speaks with Justice Commissioner Didier Reynders as they attend a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen speaks with Vice-President Maros Sefcovic while Economy Commissioner Paolo Gentiloni adjusts his protective mask as they attend a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen rings the bell at the start of a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen rings the bell at the start of a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen rings the bell at the start of a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen rings the bell at the start of a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

European Commission President Ursula von der Leyen attends a meeting of the College of EU Commissioners in Brussels, Belgium September 22, 2021. Francois Walschaerts/Pool via REUTERS

Presidential aide Serhiy Shefir walks after the inauguration of Ukraine's President Volodymyr Zelenskiy in Kyiv, Ukraine May 20, 2019. Picture taken May 20, 2019. REUTERS/Valentyn Ogirenko

Britain's Attorney General Suella Braverman arrives at the Houses of Parliament, in London, Britain, September 22, 2021. REUTERS/Hannah McKay

A person scans their thumb as employees of Iraq's Independent High Electoral Commission (IHEC) participate in a simulation for the upcoming parliamentary elections, at a local school in Baghdad, Iraq September 22, 2021. REUTERS/Thaier Al-Sudani

People wearing protective face masks use an ATM machine at a Kota Kasablanka shopping mall in Jakarta, Indonesia, September 22, 2021. REUTERS/Ajeng Dinar Ulfiana

Employees of Iraq's Independent High Electoral Commission (IHEC) participate in a simulation for the upcoming parliamentary elections, at a local school in Baghdad, Iraq September 22, 2021. REUTERS/Thaier Al-Sudani

Victor Brito, a pharmacist, sweeps the sidewalk following the eruption of a volcano on the Island of La Palma, in Los Llanos de Aridane, Spain September 22, 2021. REUTERS/Borja Suarez

Visitors wearing protective face masks use escalators at a Kota Kasablanka shopping mall after the ease of restrictions amid the coronavirus disease (COVID-19) pandemic in Jakarta, Indonesia, September 22, 2021. REUTERS/Ajeng Dinar Ulfiana

Employees of Iraq's Independent High Electoral Commission (IHEC) participate in a simulation for the upcoming parliamentary elections, at a local school in Baghdad, Iraq September 22, 2021. REUTERS/Thaier Al-Sudani

Visitors wearing protective face masks use escalator at a Kota Kasablanka shopping mall after the ease of restrictions amid the coronavirus disease (COVID-19) pandemic in Jakarta, Indonesia, September 22, 2021. REUTERS/Ajeng Dinar Ulfiana

Visitors wearing protective face masks walk at a Kota Kasablanka shopping mall after the ease of restrictions amid the coronavirus disease (COVID-19) pandemic in Jakarta, Indonesia, September 22, 2021. REUTERS/Ajeng Dinar Ulfiana

A logo of TVN24, a US-owned news channel, is pictured on a car parked in front of the National Broadcasting Council (KRRiT) building in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

A logo of TVN24, a US-owned news channel, is pictured on a car parked in front of the National Broadcasting Council (KRRiT) building in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

A logo of TVN24, a US-owned news channel, is pictured on a car parked in front of the National Broadcasting Council (KRRiT) building in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel

A logo of TVN24, a US-owned news channel, is pictured on a car parked in front of the National Broadcasting Council (KRRiT) building in Warsaw, Poland September 22, 2021. REUTERS/Kacper Pempel