Cigarette Led to the Arrest of Industry Man Accused of Murder 

A cigarette led to the arrest of a man from Industry in connection with a 31-year-old central Maine murder case.Jay Mercier was arrested in September and charged with murder in the July 1980 death of 20-year-old Rita St. Peter, whose beaten body was found alongside a road in Anson.Court documents say state police detective Bryant Jacques interviewed Mercier about the case last year. During that interivew, mercier tossed a cigarette butt into the street.The documents say Jacques retrieved it and had it tested.He says DNA from the cigarette matched DNA from the victim’s body which led to Mercier’s arrest.Mercier remains in jail without bail.