A group of youngsters dressed as ghouls and zombies for Halloween parade in downtown Lisbon, Portugal, Friday, October 31, 2014. (Photo by Francisco Seco/AP Photo)

Handout picture released by Telam showing the tarmac of the Pedro Palacios Avenue in Ramos Mejia, province of Buenos Aires, Argentina, under which the channeled waters of the Maldonado stream flow, after it collapsed on April 8, 2014 leaving a 40-metre-long, 1.4-metre-deep hole. About 3000 people had to be evacuated in the Argentine provinces of Neuquen (soutwest), Catamarca (northwest), Santiago del estero (center) and Cordoba (center)due to the foods caused by heavy rain, official sources said. (Photo by Daniel Dabove/AFP Photo)

Mr. Zhong Hua, of Johns Hopkins University School of Medicine, took this image of the peripheral nerves (those outside of the brain) in an 11.5-day-old mouse embryo, magnified five times. (Photo by Zhong Hua)

British-based Ukrainians gather outside the Russian Embassy in London to protest against the build-up of troops in the Crimea region, on March 2, 2014. The demonstrators chanted and held banners demanding “Hands off Ukraine”. (Photo by John Stillwell/PA Wire)

World War Two veteran Abla Begaliyev, 91, is seen in an undated handout picture (L), poses for a picture in Arashan (Top R) and at home in Kyrgyzstan April 14, 2015. Begaliyev served in the border guard cavalry from February 1942 until April 1947. Originally from Kyrgyzstan, he fought on the Ukrainian front and relocated to the border with Afghanistan at the end of World War Two. As the world marks the 70th anniversary of the end of World War Two, Reuters photographers the length and breadth of the former Soviet republics (CCCP) captured portraits of Red Army veterans, mostly now in their 80s and 90s, today and through archive pictures at the time. More than 20 million Soviet citizens were killed in the war. (Photo by Vladimir Pirogov/Reuters/Family handout (L))

Fans of Chris Mazdzer of the United States including his girlfriend Mara Marian (C) react following his third run during the Luge Men's Singles on day two of the PyeongChang 2018 Winter Olympic Games at Olympic Sliding Centre on February 11, 2018 in Pyeongchang-gun, South Korea. (Photo by Alexander Hassenstein/Getty Images)

People take part in fake festival called “La Boum” organized by an anonymous group of people on Facebook for an April 1 joke at the Bois de la Cambre, in Brussels, Belgium, 01 April 2021. An anonymous group created a Facebook event called “La Boum”, touting an alleged festival to take place with famous DJs as headliners. Thousands of people on social media had shown interest to take part in the gathering, while police have advised that no authorization has been given for a music event. (Photo by Stephanie Lecocq/EPA/EFE)

Model Kendall Jenner attends the “120 Battements Par Minutes (120 Beats Per Minute)” screening during the 70th annual Cannes Film Festival at Palais des Festivals on May 20, 2017 in Cannes, France. (Photo by Eric Gaillard/Reuters)