A person walks along the shore of the Gulf of Finland during the outbreak of the coronavirus disease (COVID-19), in Saint Petersburg, Russia April 10, 2020. REUTERS/Anton Vaganov

Cakes that look exactly like rolls of toilet paper are displayed at Ronttosrouva bakery, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

"Toilet paper cakes" that will look exactly like rolls of toilet paper are seen at Ronttosrouva bakery, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Cakes that look exactly like rolls of toilet paper are displayed at Ronttosrouva bakery, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Uliana Timofeeva, a worker at Ronttosrouva bakery, prepares a "toilet paper cake" that looks exactly like a roll of toilet paper, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Saana Lampinen, owner of Ronttosrouva bakery, is seen at her bakery which is selling "toilet paper cakes" that look exactly like rolls of toilet paper, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Saana Lampinen, owner of Ronttosrouva bakery, prepares a "toilet paper cake" that will look exactly like a roll of toilet paper, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Saana Lampinen, owner of Ronttosrouva bakery, prepares "toilet paper cakes" that look exactly like rolls of toilet paper, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Cakes that look exactly like rolls of toilet paper are displayed at Ronttosrouva bakery, as the spread of the coronavirus disease (COVID-19) continues, in Helsinki, Finland, April 7, 2020. Picture taken April 7, 2020. REUTERS/Attila Cser

Weightlifting - Malta 2020 International Open - Women's 59kg - Paradise Bay Hotel - Mellieha, Malta - February 29, 2020. Saara Leskinen of Finland. REUTERS/Darrin Zammit Lupi

Weightlifting - Malta 2020 International Open - Men's 89kg - Paradise Bay Hotel - Mellieha, Malta - March 1, 2020. Eero Retulainen of Finland. REUTERS/Darrin Zammit Lupi

Weightlifting - Malta 2020 International Open - Women's 76kg - Paradise Bay Hotel - Mellieha, Malta - March 1, 2020. Meri Ilmarinen of Finland. REUTERS/Darrin Zammit Lupi

Weightlifting - Malta 2020 International Open - Women's 76kg - Paradise Bay Hotel - Mellieha, Malta - March 1, 2020. Aino Linnamaa of Finland. REUTERS/Darrin Zammit Lupi

Weightlifting - Malta 2020 International Open - Women's 64kg - Paradise Bay Hotel - Mellieha, Malta - February 29, 2020. Anni Vuohijoki of Finland. REUTERS/Darrin Zammit Lupi

Weightlifting - Malta 2020 International Open - Men's +109kg - Paradise Bay Hotel - Mellieha, Malta - March 1, 2020. Teemu Roininen of Finland. REUTERS/Darrin Zammit Lupi

KONE chairman of board Antti Herlin poses fo a picture in Helsinki, Finland February 25, 2020. REUTERS/Anne Kauranen

KONE CEO Henrik Ehrnrooth poses fo a picture in Helsinki, Finland February 25, 2020. REUTERS/Anne Kauranen

Biathlon - 2020 Biathlon World Championships - Antholz-Anterselva, Italy - February 23, 2020 Finland's Kaisa Makarainen during warm up REUTERS/Leonhard Foeger

Finland's Prime Minister Sanna Marin leaves after the second day of the European Union leaders summit, held to discuss the EU's long-term budget for 2021-2027, in Brussels, Belgium, February 21, 2020. REUTERS/Francois Lenoir

Finland's Prime Minister Sanna Marin arrives for the second day of a special European Council summit in Brussels, Belgium February 21, 2020, held to discuss the next long-term budget of the European Union. Ludovic Marin/Pool via REUTERS

Finland's Prime Minister Sanna Marin arrives for the second day of a special European Council summit in Brussels, Belgium February 21, 2020, held to discuss the next long-term budget of the European Union. Ludovic Marin/Pool via REUTERS

Finland's Prime Minister Sanna Marin arrives for the second day of a special European Council summit in Brussels, Belgium February 21, 2020, held to discuss the next long-term budget of the European Union. Ludovic Marin/Pool via REUTERS

Finland's Prime Minister Sanna Marin arrives for the second day of a special European Council summit in Brussels, Belgium February 21, 2020, held to discuss the next long-term budget of the European Union. Ludovic Marin/Pool via REUTERS

Finland's Prime Minister Sanna Marin arrives for the second day of the European Union leaders summit, held to discuss the EU's long-term budget for 2021-2027, in Brussels, Belgium, February 21, 2020. REUTERS/Francois Lenoir

Finland's Prime Minister Sanna Marin arrives for the second day of the European Union leaders summit, held to discuss the EU's long-term budget for 2021-2027, in Brussels, Belgium, February 21, 2020. REUTERS/Reinhard Krause

Finland's Prime Minister Sanna Marin arrives for the a special European council on budget in Brussels, Belgium February 20, 2020. Julien Warnand/Pool via REUTERS

Dutch Prime Minister Mark Rutte embraces with Portugal's Prime Minister Antonio Costa next to Finland's Prime Minister Sanna Marin and Greek Prime Minister Kyriakos Mitsotakis during the European Union leaders summit in Brussels, Belgium, February 20, 2020. REUTERS/Reinhard Krause

Finland's Prime Minister Sanna Marin arrives for the European Union leaders summit in Brussels, Belgium, February 20, 2020. REUTERS/Christian Hartmann

Finland's Prime Minister Sanna Marin arrives for the European Union leaders summit in Brussels, Belgium, February 20, 2020. REUTERS/Christian Hartmann

Finland's Prime Minister Sanna Marin arrives for the European Union leaders summit in Brussels, Belgium, February 20, 2020. REUTERS/Christian Hartmann

Finnish Prime Minister Sanna Marin and German Chancellor Angela Merkel attend a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin and German Chancellor Angela Merkel attend a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin and German Chancellor Angela Merkel gesture as they speak during a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi TPX IMAGES OF THE DAY

German Chancellor Angela Merkel and Finnish Prime Minister Sanna Marin shake hands during a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel speaks during a news conference with Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin attends a news conference with German Chancellor Angela Merkel in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin attends a news conference with German Chancellor Angela Merkel in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin speaks during a news conference with German Chancellor Angela Merkel in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel and Finnish Prime Minister Sanna Marin attend a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel and Finnish Prime Minister Sanna Marin shake hands during a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin speaks during a news conference with German Chancellor Angela Merkel in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel speaks during a news conference with Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel and Finnish Prime Minister Sanna Marin attend a news conference in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

An employee removes the EU flag at a German Chancellery in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel speaks during a news conference with Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

Finnish Prime Minister Sanna Marin attends a news conference with German Chancellor Angela Merkel in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

An aurora is seen in the sky in Kilpisjarvi, Finland February 18, 2020. Picture taken February 18, 2020. REUTERS/Alexander Kuznetsov

German Chancellor Angela Merkel reacts as she welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel reacts as she welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi

German Chancellor Angela Merkel welcomes Finnish Prime Minister Sanna Marin in Berlin, Germany February 19, 2020. REUTERS/Michele Tantussi