The narrow street in Seoul's popular Itaewon neighborhood was already packed with people celebrating Halloween as high school student Eunseo Kim and her friend pushed themselves into the crowd. Lines of people waiting for their faces to be painted or to get into restaurants slowed the flow of revelers walking through the party zone in South Korea's capital.
As the 17-year-old slowly worked her way up the narrow alley on a hill, the crowd became increasingly compressed.
