LUCKNOW, March 9 -- A 28-year-old medical representative was killed in a hit-and-run accident on the Barauli-Awadh Vihar bridge in Lucknow's PGI area late Sunday night when an unidentified vehicle allegedly rammed into his motorcycle. The victim, Dhananjay Singh, a resident of Basti district, was returning to his rented accommodation in Awadh Vihar after work when the mishap occurred. His uncle, Ram Prakash, said the impact of the collision was severe and Singh sustained grievous injuries. Police rushed Singh to a nearby hospital, where doctors declared him dead on arrival. DK Singh, inspector of PGI police station, said efforts were underway to identify the vehicle. "We are examining CCTV footage from nearby areas to trace the unidentified vehicle and its driver," he said. htc...