A personnel from the Bomb Disposal Squad (BDS) was killed and three policemen were wounded while trying to defuse an explosive device on Friday in Pakistan\'s northern Peshawar city. The incident took place in Budhbeer area of the city. Local police officer, Khurshid Khan, told media that BDS personnel was defusing two explosive devices. He said that the personnel Hukam Khan managed to defuse one device, whereas, the other exploded with a huge bang. Police officer Khurshid Khan said that Hukam Khan and three other policemen were seriously wounded in the blast. Hukam Khan died of wounds in the hospital, he said, adding, three wounded policemen are said to be out of danger.