CAMP OLIVAS, Pampanga: A septuagenarian believed to be a witch was shot dead on Tuesday by still unidentified men in Candaba, Pampanga. Senior Supt. Oscar Albayalde identified the victim as Barbara Parungao, 79, a resident of Barangay Salapungan, Candaba. Probers at the crime scene found six empty shells of a 12-gauge shotgun and two spent shells of a .45- caliber firearm. Police said the victim when found was lying in a pool of blood with several wounds believed to caused by a metal object stuck in her back.