ISLAMABAD-Capital police have arrested Shabbir who allegedly raped and killed an 8 years old Ghulam Zainab in the jurisdiction of Secretariat Police Station. The corpse of Zainab was thrown in a nullah after murder. According to the details, Rizwan Abbas filed an application in respective police station that he was staying at Bari Imam area with his family from where his daughter went missing and the next morning her dead body was found from a nullah. On the application, Secretariat police registered a case and started investigation. Taking notice of the incident, SSP Tahir Aalam Khan constituted a team under SP Sajid Kayani to trace the culprit. The police team took 40 persons into custody and succeeded in arresting accused namely Muhammad Shabbir. During the interrogation, the accused confessed that on June 11, he took Zainab to Quaid-e-Azam University colony and raped her at the backside of the colony. Later she died. He also admitted that he threw her body in the nullah, the police sources said.