Manila, Jan. 14 -- The Philippine National Police (PNP) will review its protocol in handling police officers under restrictive custody following the stabbing incident involving two cops assigned to the Criminal Investigation and Detection Group (CIDG).

In a statement Wednesday, the PNP said the review will be on top of the investigation being conducted by the CIDG on the incident, which took place Tuesday inside the CIDG office in Camp Crame.

"I have already directed all units and offices to conduct a review of the existing protocol to prevent the repeat of this unfortunate incident," acting PNP chief Lt. Gen. Jose Melencio Nartatez Jr. said.

He said the review aims to determine possible adjustments on the rules and regulation relating...