Heavy downpour and avalanches added to the delay in probe and relief efforts at the Margalla plane crash site, Dunya TV investigation team reported on Thursday. Dunya TV investigation team reached the site and said the rescue efforts have been delayed due to heavy rains as the debris of the plane is still to be removed. The anti-terror squad completed collection of human limbs and charred flesh. Meanwhile, at least 46 bodies of plane crash victims have been identified and handed the same over to their heirs while many charred bodies are still kept at PIMS Hospital whose identification will be determined through DNA tests. Wrong radar signal caused crash: EX-GM CAATalking to Dunya News, former GM Air Traffic Control Hafiz Zakhawatul Hassan has termed wrong radar signals that caused the plane crash.He said that the Civil Aviation Authority's radar gave out a wrong signal.DNA tests would be completed till tomorrow: RehmanFederal Interior Minister Rehman Malik has assured that all the DNA tests would be completed till tomorrow. He added that the all the dead bodies would be sent to their homes on governments expenditures.