Illinois State Police are helping investigate a suspected drive-by shooting death of a 19-year old man in southwestern Illinois’ Washington Park.  Authorities say Lamont Gregory died Tuesday night at a Saint Louis hospital shortly after being shot outside the Crown Mart convenience store in the village.  Washington Park Police Chief Aubrey Keller tells the Belleville News-Democrat that the shooting appeared to be a drive-by.  There was no word yesterday on any arrests, charges or explanation for the shooting.