South Korean national flags flutter at half-mast at the government complex in Seoul on October 30, 2022, after the Halloween stampede in the capital's popular Itaewon district. - More than 150 people were killed and scores more injured in a stampede at a packed Halloween event in central Seoul late on October 29, officials said, in one of South Korea's worst peacetime accidents. (Photo by Jung Yeon-je / AFP)