The visecra of Mansukh Hiren, who was in possession of the vehicle that was later found with explosives outside the residence of industrialist Mukesh Ambani, has been sent to the forensic lab for analysis, police said on Saturday. The autopsy report of Hiren (46), who was found dead in a creek in neighbouring Thane on Friday morning, reserved the opinion on the cause of death, officials said. Hiren s body was fished out of the creek along the Mumbra-Reti Bunder road hours after his family registered a complaint about his disapperance with Thane police. The autopsy report received on Saturday mentioned that there were no visible external injuries, a police official said.