COTABATO CITY– Before the ambush in Maguindanao del Sur on March 28 that killed five policemen, a police corporal was killed in a separate ambush in Saguiaran, Lanao del Sur, police in the Bangsamoro Region said Monday. READ: PNP eyes retaliatory attack in terror group’s Maguindanao ambush of cops Capt. Steffi Salanguit, spokesperson for the
