KARACHI - The Crime Investigation Department (CID) has arrested four members of al-Qaeda after a brief clash in Karachi and seized a huge cache of explosives, fire-arms, chemicals and other stuff used in terror activities from their possession. Al-Qaeda commander Qari Zafars brother is also among the arrested persons. The arrested operatives were to target high profile political personalities, disclosed CID (Investigation) SSP Chaudhry Muhammad Aslam Khan while speaking at a Press conference here on Sunday. The official further informed that the arrested culprits were also involved in the killing of some intelligence officials. The arrested militants are Muhammad Anwar alias Muhammad Asim alias Jabar alias Qasim alias Yasir alias Abu Darda, Rehan alias Mehmood, Azim alias Yousuf and Ghulam Haider alias Baba, while their four associates namely Jahangir, Saifullah, Azam and Misbahuddin succeeded in making good their escape. SSP Aslam Khan said that he had constituted two teams lead by DSP Arif Aziz and DSP Asif Usman after receiving a tip-off about the presence of al-Qaeda members in Karachi. The CID teams raided their hideout located at the upper floor of the Khokhar Clinic, Model Colony. We had a tip-off that some militants belonging to banned religious organisations were engaged in secret meetings upon which we conducted the raids, he said. As soon as the CID personnel reached the site the said culprits attacked them, the official said. In retaliation, arrests were made and huge cache of explosives, chemicals and other stuff, which was used in bomb making, and weapons were recovered. The recovered explosive material included 50 kg Brownish Color C-4 Wabox high explosive, 22 kg Sulphur powder, 100 meter Detonating cord, 4 iron cylinders, 35 gallon nitric acid, 1000 capacitors of different types, 25 timer devices, integrated circuit, more than one thousand resistors, 200 ware boards, regulators, switches, different types of integrated circuits, relays (communicate device), wire borrow, LED, crystal, transistors, soldering wire, iron beat, mini drill, project boards, cutters, screw driver set, fuse elements, chips, two kalashnikovs, and two TT pistols. SSP Khan further said that during the initial course of interrogation, the terrorist, Anwar was identified as a resident of Model Colony, brother of al-Qaeda commander Qari Zafar. It should be noted that Qari Zafar was also chief of the defunct religious outfit Lashkar-e-Jhangvi (LJ) for Sindh. Qari Zafar is also wanted by the CID and his name was there in the Red Book as a mastermind behind Marriot Hotel bomb blast. Earlier, Anwar along with his companions Habibullah Burmi and Maulvi Abdul Muttalib was arrested in May 2003 and 583 kg explosives, five hand grenades, two kalashnikovs were recovered. He disappeared after getting bail since then. The SSP also said that currently Anwar was recruiting people for terrorism on the directives of his brother Qari Zafar. He not only has sent various persons to Miran Shah for training but also used several persons in terrorist activities. Anwar used to send different types of chemicals, electronic devices, times that use in the bomb preparation and suicide jackets to his brother Qari Zafar via public transport for terrorist activities. The accused, Rehan is affiliated with al-Qaeda and resided in Rachore Lane, and got training in Masakarul Farooq. Rehan was logistic supporter for Arab militants. The culprit, Azim alias Yousuf hailing from Afghanistan was residing in Toori Bangash Colony. He is affiliated with Tehreek Taliban Pakistan (TTP) whose chief is Baitullah Mehsud. He got training from Afghanistan and also participated in the fight with the security forces there. Azim recently got training of bomb making at the camp of Qari Zafar. Ghulam Haider is a resident of Lyari and affiliated with banned outfit Lashkar-e-Taiba (LeT), and got militancy training from Masakar Tayyaba. According to the initial investigation, Anwar on the directives of Qari Zafar via Jahangir and Saifullah alias Keamari Wala killed the Intelligence Bureau (IB) officials, Ibrahim and Fazal in March 2008. The arrested militants had planned to target the high profile personalities and also to kidnap traders for ransom. They also collected donations from Karachi to send it to Qari Zafar. Youth commits suicide A youth committed suicide while an old person killed in road mishap here on Sunday. Atiqur Rehman son of Azizur Rehman, a resident of Sector 5-C, New Karachi Police Station shot himself to over a domestic dispute. His body was taken to the Abbasi Shaheed Hospital for legal formalities were completed.