A police sergeant passed on after he was accidentally shot in the head by his partner.
The mishap at the police region's weapons store occurred at around 9am yesterday.
Sjn Abu Samah, 57, was hurried to Serdang Hospital in a mobile police vehicle yet died later in the day.
Serdang OCPD Asst Comm Megat Mohd Aminuddin Megat Alias said police were exploring the case and did not discount carelessness as the cause.
He added that as indicated by beginning examinations, the partner, a 32-year-old spear corporal, was doing a standard keep an eye on a gun.
"In the wake of positioning the weapon, he pulled the trigger according to the SOP (standard working technique).
"In any case, he didn't understand that a shot was still in the chamber," he said.
The shot struck the casualty in the head.
Sjn Abu Samah abandons a spouse and three kids.