Police in Queensland are searching for a driver after a 20-year-old man dies following a hit-and-run in Greenbank. The incident involves the victim being struck by a car, after which the vehicle leaves the scene. Authorities have launched a manhunt to locate the driver responsible. The reports agree that the key details are the victim’s age, the location of the incident in Greenbank, and that the crash is treated as a hit-and-run. Both sources indicate the victim dies as a result of being hit by the vehicle and that police are actively trying to identify and find the driver. Further information on the circumstances of the collision, such as the time of day, the vehicle description, or potential witnesses, is not provided in the supplied summaries. The focus remains on locating the driver and determining how the collision occurred.