ISLAMABAD:Jan 22 (INP) A petition seeking an inquiry against former SSP Malir Rao Anwar for allegedly killing around 250 innocent people in staged encounters was filed in the Sindh High Court (SHC) on Monday. Advocate Muzamil Mamtaz Meo Rajput filed the petition, naming Sindh Chief Secretary, Inspector General of Sindh Police, Deputy Inspector General of Police (East) and Rao Anwar as respondents. INP/AH