Philippine government convoy ambushed in same day as attack . The two are among 161 suspects in the killings in the southern province . It was returning from raid on compound of former provincial governor . 57 civilians killed in Maguindanao in apparently politically - motivated attack . Separately , 11 civilians kidnapped from a region in southern Mindanao .
Philippine government convoy ambushed in same day as attack . It was returning from raid on compound of former provincial governor . 57 civilians killed in Maguindanao in apparently politically - motivated attack . Separately , 11 civilians kidnapped from a region in southern Mindanao .