SHAH ALAM, July 9 -- Police believe that an unresolved grievance toward an acquaintance led a Form Three student to stab a classmate at a secondary school in Banting, Kuala Langat, last Monday.

Selangor Police Chief Datuk Shazeli Kahar clarified that initial investigations rule out bullying as a motive, Bernama reported.

This conclusion follows recorded statements from several witnesses and 10 students whose names had appeared in a note that went viral on social media.

Speaking at a press conference at the Selangor Contingent Police Headquarters today, Shazeli noted that other contributing factors include severe stress experienced by the 15-year-old suspect.

"I ask that the investigating officer be given the opportunity to conduct a f...