Austrian Interior Minister Karl Nehammer speaks at a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Interior Minister Karl Nehammer speaks at a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Interior Minister Karl Nehammer and Justice Minister Alma Zadic attend a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Interior Minister Karl Nehammer and Justice Minister Alma Zadic attend a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Justice Minister Alma Zadic attends a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Justice Minister Alma Zadic attends a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Justice Minister Alma Zadic attends a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Justice Minister Alma Zadic attends a news conference on Austria's role in a global sting against organised crime dubbed 'Operation Trojan Shield' in Vienna, Austria June 9, 2021. REUTERS/Lisi Niesner

Austrian Chancellor Sebastian Kurz and President Alexander Van der Bellen pose with players during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz and President Alexander Van der Bellen, wearing protecitve face masks, talk to Austrian football federation president Leo Windtner during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz, wearing a protecitve face mask, talks to players during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz, wearing a protecitve face mask, talks to players during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian national soccer team members David Alaba, Marko Arnautovic and coach franco Foda listen during a meeting with President Alexander Van der Bellen and Chancellor Sebastian Kurz in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian President Alexander Van der Bellen delivers his speech during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian national soccer team members David Alaba and Marko Arnautovic leave after a meeting with President Alexander Van der Bellen and Chancellor Sebastian Kurz in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian President Alexander Van der Bellen talks to coach Franco Foda during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian national soccer team member David Alaba listens during a meeting with President Alexander Van der Bellen and Chancellor Sebastian Kurz in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz talks to soccer player David Alaba during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz talks to soccer player David Alaba during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz throws a ball during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz, wearing a protecitve face mask, talks to coach Franco Foda during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz, wearing a protecitve face mask, talks to coach Franco Foda during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Austrian Chancellor Sebastian Kurz and President Alexander Van der Bellen pose with players during a meeting with the national soccer team in Vienna, Austria June 4, 2021. REUTERS/Leonhard Foeger

Chief executive of Austrian energy group OMV Rainer Seele attends a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia, June 4, 2021. REUTERS/Evgenia Novozhenina

Austrian President Alexander Van der Bellen and German Federal President Frank-Walter Steinmeier leave after a news conference at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrian President Alexander Van der Bellen speaks during a news conference with German Federal President Frank-Walter Steinmeier at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrian President Alexander Van der Bellen speaks during a news conference with German Federal President Frank-Walter Steinmeier at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrian President Alexander Van der Bellen reacts during a news conference with German Federal President Frank-Walter Steinmeier at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrian President Alexander Van der Bellen speaks during a news conference with German Federal President Frank-Walter Steinmeier at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier speaks as he holds a news conference with Austrian President Alexander Van der Bellen at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier gestures during a news conference with Austrian President Alexander Van der Bellen at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrian President Alexander Van der Bellen gestures during a news conference with German Federal President Frank-Walter Steinmeier at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier speaks as he holds a news conference with Austrian President Alexander Van der Bellen at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier meets with Austrian President Alexander Van der Bellen at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier and German first lady Elke Buedenbender welcome Austrian President Alexander Van der Bellen and Austrian first lady Doris Schmidauer at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrian President Alexander Van der Bellen and Austrian first lady Doris Schmidauer follow German Federal President Frank-Walter Steinmeier and German first lady Elke Buedenbender into Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier meets with Austrian President Alexander Van der Bellen at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier and German first lady Elke Buedenbender welcome Austrian President Alexander Van der Bellen and Austrian first lady Doris Schmidauer at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier and German first lady Elke Buedenbender walk to welcome Austrian President Alexander Van der Bellen and Austrian first lady Doris Schmidauer at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

German Federal President Frank-Walter Steinmeier and German first lady Elke Buedenbender welcome Austrian President Alexander Van der Bellen and Austrian first lady Doris Schmidauer at Bellevue Palace in Berlin, Germany June 3, 2021. REUTERS/Annegret Hilse

Austrians scientists use light ultra violet light to attract insects at Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Selenica, Albania. May 31, 2021. Picture taken May 31, 2021. REUTERS/Florion Goga

Austrian entomologist Gernot Kunz uses ultra violet light to attract insects at Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Selenica, Albania. May 31, 2021. Picture taken May 31, 2021. REUTERS/Florion Goga

Scientist work by the Shushica river with is one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Brataj, Albania May 31, 2021. Picture taken May 31, 2021. REUTERS/Florion Goga

Austrians scientists use ultra violet light to attract insects at Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Selenica, Albania May 31, 2021. Picture taken May 31, 2021. REUTERS/Florion Goga

An Austrian scientist works by Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe' in Selenica, Albania May 31, 2021. Picture taken May 31, 2021. REUTERS/Florion Goga

Austrian ecologist Fritz Schiemer looks through a microscope in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Austrian scientist Lukas Zangl shows a scorpion at Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe' in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Austrian ecologist Fritz Schiemer looks through a microscope in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Austrian scientist work by Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Austrian scientist Lukas Zangl shows a scorpion at Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe' in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Austrian scientist work by Shushica river, one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Austrian scientist work by Shushica river with is one of the biggest tributaries of the Vjosa river, which environmentalists call 'the last wild river in Europe', in Brataj, Albania May 30, 2021. Picture taken May 30, 2021. REUTERS/Florion Goga

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 General view of the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 General view of the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 General view of the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 Germany's Mats Hummels arrives at the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 General view outside the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 General view a welcome sign outside the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 Germany's Manuel Neuer arrives at the training camp REUTERS/Angelika Warmuth

Soccer Football - Euro 2020 - Germany arrive at Austrian training camp - Seefeld, Austria - May 28, 2021 Germany's Thomas Muller arrives at the training camp REUTERS/Angelika Warmuth