Hong Kong police are spraying protesters with blue-dye water cannons to mark them for arrest later insider.com Submitted by An_Old_Big_Tree on September 1, 2019 at 1:30 PM in security_culture 1 comment 3
StrongerThanEvil wrote on September 1, 2019 at 3:37 PM Not surprised, that tactic is used in other totalitarian countries as well for quite some time. Permalink 2
Hong Kong police are spraying protesters with blue-dye water cannons to mark them for arrest later
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