The Gulberg police have released three members of the Karachi Bachao Tehreek, who were detained for resisting the Gujjar nullah anti-encroachment operation Sunday afternoon. On Sunday, a team of the Karachi Metropolitan Corporation's anti-encroachment department reached Farooq-e-Azam Colony in FB Area Block-12 with heavy machinery to demolish houses built along the drain. KBT Convener Khurram Ali, Abid Asghar and others reached the site too. They told KMC staff that the residents have filed a case in an anti-encroachment tribunal, which is likely to stay the demolition of houses. KBT members said the tribunal has sought replies from the authorities on April 14 and till then, the dem...