ZAMBOANGA CITY: Seven people were killed in separate violent attacks in the restive province of Basilan in the Muslim autonomous region, police said. It said four people were ambushed near the village of Bohelebung in Tipo-Tipo town and among them a government militia and his two children. The attackers also decapitated some of their victims. Three family members were also killed when unidentified men barged in their house in the village of Yakal in Lantawan town and attacked them. Police are investigating the motives of the attacks, although there were reports that the ambush could be connected to family feud or clan war.