Police have launched an investigation against a rally in front of the Sungai Buloh Prison Complex yesterday that, among others, called for the abolishment of the Security Offences (Special Measures) Act (Sosma) 2012.

Sungai Buloh district police chief Hafiz Muhammad Nor said the rally started at around 8.10am on Feb 8 and participants include family members of 32 Sosma detainees suspected of involvement in gang-related crimes.

“There were around 40 to 50 people on the ground including boys...