PUTRAJAYA, April 21 -- The police have been directed to conduct a comprehensive investigation into a viral incident involving a policeman stepping on a man's head during an arrest in Kulim, Kedah, recently.

Home Minister Datuk Seri Saifuddin Nasution Ismail said he had contacted Kedah Police chief Datuk Adzli Abu Shah to expedite the investigation, which will also look into whether the personnel adhered to standard operating procedures (SOP).

"I have contacted the police chief to expedite the investigation, including a check on whether enforcement procedures were complied with.

"If, at the conclusion of the investigation, there is a need to involve the Integrity and Standards Compliance Department to assess whether there was any breach...