New Delhi: Police are yet to make any headway in the case of a 21-year-old US-based NRI youth who was killed on Saturday night after being hit with a heavy object during a scuffle at a party. Police sources said it was yet not clear what had led to Anmol Sarna’s death and further investigation was on. [caption id=“attachment_1113011” align=“alignleft” width=“380”] Anmol Sarna. Ibnlive[/caption] The final postmortem report is also awaited, they said. Police are trying to ascertain the role of his friends with whom he was partying that night. Anmol’s four friends, who were present at the party, have already been questioned by the police. PTI