Hong Kong protests

AP Photo/Vincent Yu

HONG KONG — Hong Kong media are reporting that China has approved a contentious law that would allow authorities to crack down on subversive and secessionist activity in Hong Kong, sparking fears that it would be used to curb opposition voices in the semi-autonomous territory.

AP Photo/Vincent Yu

HONG KONG — Hong Kong police fired tear gas and a water cannon at protesters in a popular shopping district Sunday, as thousands took to the streets to march against China's move to impose national security legislation on the city.