Police on Wednesday arrested three suspected terrorists of a banned organisation during an operation in Site area of the metropolis. According to police sources, police carried out an intelligence-based operation in Site area's Pathan Colony and detained three terrorists of a banned outfit. The law enforcers have also confiscated weapons and explosive material from the possession of arrested terrorists. The arrested terrorists belonged to Tehreek-e-Taliban Pakistan's (TTP) Khalid Khurasani group. The 10-member group was planning to carry out terrorist activity in the city.