Hong Kong protests: activists call for further action

People urged to continue protests after day of violent clashes with police

Riot police surround protesters near the Legislative Council in Hong Kong on Thursday.
Riot police surround protesters near the Legislative Council in Hong Kong on Thursday. Photograph: Kin Cheung/AP

Activists in Hong Kong have called for a march on Sunday and a boycott of work and classes on Monday in protest against an extradition bill tha