Hong Kong police ‘depriving underage demonstrators of their rights’ activists say, vowing to make report to United Nations

• Chong Chan-yau files open letter to city leader Carrie Lam after launching petition to urge her to stop what he called the violation of the fundamental human rights of children
• At least three arrested teenagers were held in juvenile home for between five and 27 days, pending assessment into whether a care of protection order was necessary