Significant information has emerged in the police investigation into the murder of Dhirendra Singh in Lucknow. ADCP South Rallapalli Vasanth Kumar said that during the probe it was found that Dhirendra Singh was first made unconscious and then shot. After the murder, the body was dumped in a deserted location. According to the ADCP, four names have come up in the investigation so far. In connection with the case, police have taken driver Ravi Kishan and one of his associates into custody. Police are continuing further investigation into the matter.