Authorities here are investigating the death of a 30-year-old man who was allegedly shot to death by his brother Friday in Al-Abdali town. The man was shot six times by a Kalashnikov belonging to his brother. Jizan Police spokesman Awad Al-Qahtani said the deceased arrived from Riyadh and demanded his brother, who lived alone in the family house, to hand him over his parents' social security card as the parents are now living with him in Riyadh. The argument resulted in the fatal shooting. The killer turned himself in to Faifa Police and confessed to the crime.