Karachi- The intelligence agencies and police have released sketch of the mastermind of Karachi Airport attack. According to police, the sketch of the mastermind of June 08 airport attack was prepared with the assistance of the people arrested from Nawabshah. Police said several people were arrested in a raid at a franchise of mobile company with the help of mobile SIM recovered from a terrorist killed in during the attack. At least 26 people including personnel of Airport Security Force (ASF) were killed when armed militants launched a brazen attack on Karachi airport on June 08. Over 10 terrorists were also killed in retaliation of the security forces.