A boy, who came with the humanitarian transport of children from Ukrainian public orphanages following the Russian invasion of Ukraine, reacts as he has breakfast at the Hotel Ossa near Rawa Mazowiecka, Poland on March 5, 2022. (Photo by Kacper Pempel/Reuters)

A man stands on a jetty on the fog-shrouded Victoria Harbour Wanchai in Hong Kong, China, 22 March 2022. Fog is common in Hong Kong in spr​ingtime when the territory is affected by alternate cold and warm air. (Photo by Jerome Favre/EPA/EFE)

Rocky the cat's recovery from a nerve condition in his legs is coming along swimmingly – thanks to regular hydrotherapy sessions at a 20ft-long swimming pool in United Kingdom in the second decade of March 2022. The two-year-old wears a life vest to help keep him afloat and needs a plastic toy to lure him from one end of the pool to the other. (Photo by Max Willcock/BNPS Press Agency)

Ukrainian army soldier Dasha, 22, checks her phone after a military sweep to search for possible remnants of Russian troops after their withdrawal from villages in the outskirts of Kyiv, Ukraine, Friday, April 1, 2022. (Photo by Rodrigo Abd/AP Photo)

A Ukrainian girl plays with balloons with the colours of her country's flag aboard the Corsica Linea ferry “Mediterranee” in Marseille, southern France, on April 26, 2022. Anna and her children enjoy the sun on the deck of a ferry moored in Marseille: they are not vacationers but Ukrainian refugees who, on this boat, have finally found safety, “like in a village”, with 700 others compatriots. The “Mediterranean” usually serves Algeria, for the Corsica Linea. But it is now docked, at the Joliette ferry terminal in Marseille, with its unusual passengers. (Photo by Nicolas Tucat/AFP Photo)

Emma Raducanu of Great Britain receives treatment in her women's singles first round match against Bianca Andreescu of Canada during day three of Internazionali BNL D'Italia at Foro Italico on May 10, 2022 in Rome, Italy. (Photo by Alex Pantling/Getty Images)

Nigerians take a photo in their traditional clothes during Eid al-Fitr prayers in Lagos, Nigeria on May 2, 2022. Muslims gather to perform Eid al-Fitr prayers held in Nigeria, the country with the largest Muslim population in Africa. (Photo by Adeyinka Yusuf/Anadolu Agency via Getty Images)

A poster depicts a disinfection worker in North Korea on May 23, 2022. The COVID outbreak in the isolated country, confirmed about two weeks ago, has stoked concerns about a lack of vaccines and medical supplies, while experts said a nationwide lockdown could deepen a food crisis in the country of 25 million. (Photo by KCNA via Reuters)