Unidentified armed men kidnapped former Inter-Services Intelligence officer Brig (r) Tahir Masood and gunned down his guard for offering resistance on Thursday. According to details, armed men stopped Masood’s vehicle when he left his house located in DHA Phase II, in Sihala police precincts. The assailants gunned down Masood’s security guard for offering resistance and made away with Masood. Police and spy agencies cordoned off the area after the incident and started a search for the criminals.