Authorities in Flint are asking for the public's help in finding the driver who struck and killed a 27-year-old pedestrian and then fled.
They say Jason A. Griffin was crossing the street when the unknown vehicle struck him. Police say the driver was gone when they arrived. They say the crash happened about 10 p.m. Saturday.
Police say that so far, they don't have any witnesses to the crash and are seeking people to come forward.