A protester (L) is beaten by riot police while attempting to find safe passage out of the Hong Kong Polytechnic University campus in Hung Hom district of Hong Kong on Nov. 18, 2019. (Ye Aung Thu/AFP via Getty Images)
HONG KONG—On a Sunday in November, Chau was out with her family to have a meal in her neighborhood, a residential area known as Tsuen Wan. While sitting outside the ...