The incident involved a motorcycle hitting a pedestrian on North Market Street. The pedestrian was taken to the hospital in stable condition, while the motorcyclist fled the scene. Police are asking for the public's help to find a motorcyclist who fled the scene of a hit-and-run collision that left a pedestrian hospitalized. What we know:The incident occurred just before 11 p.m. on August 5, on the 3300 block of North Market Street in Wilmington, Delaware. Investigators learned that a motorcycle had struck a pedestrian and then left the scene.