Killed were Army Staff Sgt. Epifanio Millaes and Sgt. Zaldy Cristobal, both members of the Philippine Army operating in Sorsogon, the report said.
Police Senior Insp. Maria Luisa Calubaquib, quoting a report from the Pilar Municipal Police Station, said the attack took place at about 2 p.m. Saturday at Barangay Cabiguan, Pilar, Sorsogon.
Calubaquib said investigators are still determining how the incident happened and whether it was an ambush or an encounter staged by suspected communist rebels.
Army Lt. Col. Angelo Guzman said they could not yet release the full incident report as they were still waiting for an official report from the Army brigade command in Sorsogon. (PNA)