Swiss President Simonetta Sommaruga speaks during a news conference with Austrian Chancellor Sebastian Kurz (not pictured) at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Austrian Chancellor Sebastian Kurz gestures as he meets with Swiss President Simonetta Sommaruga (not pictured) at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend a news conference at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga gestures as she speaks during a news conference with Austrian Chancellor Sebastian Kurz at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga gestures as she speaks during a news conference with Austrian Chancellor Sebastian Kurz at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Austrian Chancellor Sebastian Kurz speaks during a news conference with Swiss President Simonetta Sommaruga (not pictured) at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Austrian Chancellor Sebastian Kurz attends a news conference with Swiss President Simonetta Sommaruga (not pictured) at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga speaks during a news conference with Austrian Chancellor Sebastian Kurz (not pictured) at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Austrian Chancellor Sebastian Kurz attends a news conference with Swiss President Simonetta Sommaruga (not pictured) at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Austrian Chancellor Sebastian Kurz attends a news conference with Swiss President Simonetta Sommaruga at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend a news conference at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend a meeting with delegations at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend a meeting at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Chief of military protocol Reto Senn wears a protective face mask ahead of an official welcome ceremony for Austrian Chancellor Sebastian Kurz, outside the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz bump elbows as they attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss Finance Minister Ueli Maurer adjusts his protective face mask ahead of an official welcome ceremony for Austrian Chancellor Sebastian Kurz at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz meet at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss Finance Minister Ueli Maurer wears a protective face mask ahead of an official welcome ceremony for Austrian Chancellor Sebastian Kurz at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse TPX IMAGES OF THE DAY

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz speak as they meet at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz speak as they meet at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz speak as they meet at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz bump elbows as they attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz walk past an honour guard of the Swiss Army during an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz walk past an honour guard of the Swiss Army during an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz bump elbows as they attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz speak as they attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz walk past an honour guard of the Swiss Army during an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga gestures as she attends an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss President Simonetta Sommaruga and Austrian Chancellor Sebastian Kurz attend an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Chief of military protocol Reto Senn wears a protective face mask ahead of an official welcome ceremony, outside the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss Finance Minister Ueli Maurer wears a protective face mask ahead of an official welcome ceremony for Austrian Chancellor Sebastian Kurz at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss soldiers prepare ahead of an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss soldiers are seen ahead of an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss soldiers are seen ahead of an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

Swiss soldiers are seen ahead of an official welcome ceremony at the Lohn Estate in Kehrsatz near Bern, Switzerland, September 18, 2020. REUTERS/Denis Balibouse

A watchmaker works on an ETA 7750 movement at the production facility of Swiss watch manufacturer Maurice de Mauriac in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

A watchmaker works on an ETA 7750 movement at the production facility of Swiss watch manufacturer Maurice de Mauriac in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

A watchmaker works on an ETA 7750 movement at the production facility of Swiss watch manufacturer Maurice de Mauriac in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

A watchmaker works on an ETA 7750 movement at the production facility of Swiss watch manufacturer Maurice de Mauriac in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd WIegmann

A watchmaker works on an ETA 7750 movement at the production facility of Swiss watch manufacturer Maurice de Mauriac in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Various NATO-style straps are displayed at the shop of Swiss watch manufacturer Maurice de Mauriac in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

A Chrono Modern Moon watch of Swiss manufacturer Maurice de Mauriac is displayed in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Co-CEOs Leonard Dreifuss and his brother Massimo Dreifuss (R) of Swiss watch manufacturer Maurice de Mauriac pose at their shop in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Co-CEOs Leonard Dreifuss and his brother Massimo Dreifuss (R) of watch Swiss manufacturer Maurice de Mauriac pose at their shop in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Co-CEO Massimo Dreifuss of Swiss manufacturer Maurice de Mauriac displays a L3 SEES RED chronograph watch in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Co-CEO Massimo Dreifuss of Swiss manufacturer Maurice de Mauriac poses with the face of a chronograph watch in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Watches of Swiss manufacturer Maurice de Mauriac are displayed in a box in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

Watches of Swiss manufacturer Maurice de Mauriac are displayed in a box in Zurich, Switzerland September 8, 2020. Picture taken September 8, 2020. REUTERS/Arnd Wiegmann

A man walks past posters of the Swiss People's Party (SVP) and of the Komitee Arbeitsplaetze fuer Einheimische schuetzen (committee to protect jobs for locals) against the anti-immigration initiative in Zurich, Switzerland September 17, 2020. REUTERS/Arnd Wiegmann

A poster of the Action for a independant and neutral Switzerland (AUNS) reading: "It's getting tight -Yes to the anti-immigration initiative " is seen in Adliswil, Switzerland September 15, 2020. REUTERS/Arnd Wiegmann

A poster of the Action for a independant and neutral Switzerland (AUNS) reading: "It's getting tight -Yes to the anti-immigration initiative " is seen in Adliswil, Switzerland September 15, 2020. REUTERS/Arnd Wiegmann

Marc Bonnant, lawyer of Chairman of Qatar-based media group BeIN Sports Nasser Al-Khelaifi, former FIFA Secretary General Jerome Valcke and his lawyer Patrick Hunzicker leave the Swiss Federal Criminal Court (Bundesstrafgericht) in Bellinzona, Switzerland September 14, 2020. REUTERS/Arnd Wiegmann

Chairman of Qatar-based media group BeIN Sports, Nasser Al-Khelaifi leaves the Swiss Federal Criminal Court (Bundesstrafgericht) in Bellinzona, Switzerland September 14, 2020. REUTERS/Arnd Wiegmann

Chairman of Qatar-based media group BeIN Sports, Nasser Al-Khelaifi leaves the Swiss Federal Criminal Court (Bundesstrafgericht) in Bellinzona, Switzerland September 14, 2020. REUTERS/Arnd Wiegmann

Chairman of Qatar-based media group BeIN Sports, Nasser Al-Khelaifi leaves the Swiss Federal Criminal Court (Bundesstrafgericht) in Bellinzona, Switzerland September 14, 2020. REUTERS/Arnd Wiegmann