James Pomfret 6 minute read Police officers escort a prison van which is carrying Tong Ying-kit, the first person charged under the new national security law, as he leaves West Kowloon Magistrates' Courts, in Hong Kong, China July 6, 2020. REUTERS/Tyrone Siu/File Photo Summary Defendant is first person charged under new security law Ruling will formalise legal limit on permissible free speech Verdict in landmark security trial on Tuesday at 0700 GMT HONG KONG, July 25 (Reuters) - Three Hong Kong judges will rule on Tuesday whether the protest slogan "Liberate Hong Kong. Revolution of our Times" is a call for secession when they deliver a verdict on charges against a man arrested at a demonstration last year.