Chinese paramilitary guards monitoring passengers as they head to their train to travel to their hometowns for the “Spring Festival” or Lunar New Year at Nantong Railway Station in Jiangsu province, near Shanghai Travellers taking part in the world' s largest annual human migration must be home by January 27 to usher in the new year on January 28. (Photo by AFP Photo/Stringer)

A light railway train passes through a residential building on March 18, 2017 in Chongqing, China. Chongqing Rail Transit No.2 and a 19-storey residential building have been built across each other. The railway set its Liziba Station on the sixth to eighth floor in the building with noise reduction equipment. (Photo by VCG/VCG via Getty Images)

Migrants with a stick, stones and knife fight with each other after a brawl erupted over a place in an overcrowded train heading to the Serbian border at the train station in Gevgelija, The Former Yugoslav Republic of Macedonia, 14 August 2015. The number of migrants passing through Macedonia increases day by day, local sources said. From the beginning of the year to mid-June 2015, nearly 160,000 migrants landed in the southern European countries, mainly Greece and Italy, on their way to wealthier countries in Western and Northern Europe, according to estimates by the International Organization for Migration (IOM). (Photo by Georgi Licovski/EPA)

A light installation called “Run Beyond” by Angelo Bonello is seen on the launch day of the Light Festival at Battersea Power station on January 13, 2022 in London, England. Running from January 13 to February 27, the curated collection of installations includes work by six artists, with two displays making their UK exhibition debut. (Photo by Leon Neal/Getty Images)

A man (bottom) suspected of shooting former Japanese prime minister Shinzo Abe is tackled to the ground by police at Yamato Saidaiji Station in the city of Nara on July 8, 2022. Shinzo Abe was shot at a campaign event on July 8, a government spokesman said, as local media reported the nation's longest-serving premier was showing no vital signs. (Photo by Yomiuri Shimbun/AFP Photo)

A gopher tortoise walks the grounds of NASA's Kennedy Space Center in Florida, near the Vehicle Assembly Building on January 18, 2024. An all-European crew including Turkey's first astronaut are poised to blast off to the International Space Station in a mission with Axiom Space, as countries hungry for a taste of space turn increasingly to the private sector. (Photo by Chandan Khanna/AFP Photo)

A United Launch Alliance Delta IV heavy rocket carrying classified spy satellite cargo for the U.S. National Reconnaissance Office lifts off from Space Launch Complex 37B at the Cape Canaveral Space Force Station, Tuesday, April 9, 2024, in Cape Canaveral, Fla. This is the final flight of a Delta IV heavy rocket. (Photo by John Raoux/AP Photo)

Women's Sabre Gold medalist Olga Kharlan (L) and bronze medalist in the Men's Greco-Roman Wrestling Zhan Beleniuk (R) react as they arrive at the railway station in Kyiv, Ukraine, 13 August 2024. Ukrainians meet and greet the members of National Olympic team as they return from Olympic Games 2024 in Paris amid the ongoing Russian invasion. (Photo by Sergey Dolzhenko/EPA/EFE)