Hong Kong authorities will not “draw a line” on which protesters arrested during the 2019 social unrest are eligible for a rehabilitation programme, the security chief has said, while defending the decision to keep the project a secret until recently. Secretary for Security Chris Tang Ping-keung said on Sunday that the special rehabilitation programme run by his bureau for people arrested in connection with the 2019 anti-government protests had been operating for the past one to two years. “We...