Ketiga-tiga mereka ditahan bagi membantu siasatan di bawah Akta Pencegahan Pengubahan Wang Haram, Pencegahan Pembiayaan Keganasan dan Hasil Daripada Aktiviti Haram 2001.
A look at the events surrounding the stabbing of a 16-year-old student, with ongoing investigations into the suspect's motives and the role of online violence
