Case registered under anti-terrorism laws; further investigation underway The CTD conducted the intelligence-based operation on a tip-off. PHOTO: EXPRESS LOWER DIR: Foiling a major terrorist activity, Counter Terrorism Department (CTD) on Wednesday conducted an intelligence-based operation (IBO) in Khyber-Pakhtunkhwa's Lower Dir district, recovering a large cache of arms and ammunition. The CTD Malakand region conducted the operation on a tip-off in Lower Dir's Landi Shah Khorgai area and recovered nine hand grenades, one mortar shell, two RPD-7 shells, three anti-person mines, two RPG-7 cartridges and 20 other cartridges buried in the ground. A case has been registered under anti-terrorism laws whereas further investigation is underway in this connection.