The cable car station is seen in Ischgl, Austria, July 23, 2020. Hundreds of Austrians were infected and thousands of foreign tourists say they were too as the coronavirus found a breeding ground in crowded apres-ski bars in the ski resort of Ischgl in February and early March. Picture taken July 23, 2020. REUTERS/Lisi Niesner

A general view of the Kitzloch apres-ski bar in Ischgl, Austria, July 23, 2020. Hundreds of Austrians were infected and thousands of foreign tourists say they were too as the coronavirus found a breeding ground in crowded apres-ski bars in the ski resort of Ischgl in February and early March. Picture taken July 23, 2020. REUTERS/Lisi Niesner

A sign marks the end of the village in Ischgl, Austria, July 23, 2020. Hundreds of Austrians were infected and thousands of foreign tourists say they were too as the coronavirus found a breeding ground in crowded apres-ski bars in the ski resort of Ischgl in February and early March. Picture taken July 23, 2020. REUTERS/Lisi Niesner

A general view of the Kitzloch apres-ski bar in Ischgl, Austria, July 23, 2020. Hundreds of Austrians were infected and thousands of foreign tourists say they were too as the coronavirus found a breeding ground in crowded apres-ski bars in the ski resort of Ischgl in February and early March. Picture taken July 23, 2020. REUTERS/Lisi Niesner

A banner shows the logo of the ski resort in Ischgl, Austria, July 23, 2020. Hundreds of Austrians were infected and thousands of foreign tourists say they were too as the coronavirus found a breeding ground in crowded apres-ski bars in the skiing resort of Ischgl in February and early March. Picture taken July 23, 2020. REUTERS/Lisi Niesner

A general view of the village in Ischgl, Austria, July 23, 2020. Hundreds of Austrians were infected and thousands of foreign tourists say they were too as the coronavirus found a breeding ground in crowded apres-ski bars in the skiing resort of Ischgl in February and early March. Picture taken July 23, 2020. REUTERS/Lisi Niesner

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

Austrian Foreign Minister Alexander Schallenberg and Health Minister Rudolf Anschober address a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Foreign Minister Alexander Schallenberg, wearing a protective face mask, arrives for a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Foreign Minister Alexander Schallenberg and Health Minister Rudolf Anschober address a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Health Minister Rudolf Anschober addresses a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Health Minister Rudolf Anschober addresses a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Foreign Minister Alexander Schallenberg and Health Minister Rudolf Anschober address a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Health Minister Rudolf Anschober addresses a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Foreign Minister Alexander Schallenberg and Health Minister Rudolf Anschober address a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Health Minister Rudolf Anschober addresses a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Health Minister Rudolf Anschober, wearing a protective face mask, arrives for a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Foreign Minister Alexander Schallenberg and Health Minister Rudolf Anschober address a news conference as the coronavirus disease (COVID-19) outbreak continues in Vienna, Austria September 16, 2020. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz and Ukraine's President Volodymyr Zelenskiy hold a news conference after a meeting in the Chancellory in Vienna, Austria September 15, 2020. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz talks during a news conference with Ukraine's President Volodymyr Zelenskiy after a meeting in the Chancellory in Vienna, Austria September 15, 2020. REUTERS/Leonhard Foeger

Ukraine's President Volodymyr Zelenskiy wearing a face mask attends a news conference with Austrian Chancellor Sebastian Kurz (not pictured) after a meeting in the Chancellory in Vienna, Austria September 15, 2020. REUTERS/Leonhard Foeger