(Providence, RI)--A judge on Wednesday ordered a man accused of the brutal killing of an 81-year-old Woonsocket woman to be held without bail.Matthew Dusseault is accused of fatally stabbing Constance Gauthier in 2016.A hearing centered on DNA evidence which placed Dusseault at the murder scene, according to authorities.A Woonsocket police detective testified that a knife found last month could be connected to the killing.