Undersecretary of the Governorate of the Eastern Region Dr. Khalid bin Mohammed Al-Batal last evening conveyed condolences of Custodian of the Two Holy Mosques King Salman bin Abdulaziz; Crown Prince Mohammed bin Naif bin Abdulaziz, the Deputy Premier and Interior Minister; Deputy Crown Prince Mohammed bin Salman bin Abdulaziz, the Second Deputy Premier and Defense Minister, and Prince Saud bin Naif bin Abdulaziz, the Governor of the Eastern Region, to the relatives of the martyr of Duty Sergeant Shujaa bin Ali Al-Shammari, member of security patrols, who was martyred during performance of his duty at Seihat Center in Qatif Province. Dr. Albatal stressed that the authorities will bring the perpetrators of this cowardly act to justice and would not hesitate to preserve the lives and property of the citizens.