Nightingale Plea in Plantation Killing 

A Burlington man has pleaded not guilty to charges he killed a Webster Plantation couple in what police described as a botched robbery.31-year-old Nathaneal Nightingale is accused in the shooting deaths of Michael Miller sr. and his wife Valerie Miller last November in their Webster Plantation home.The Millers were found dead on their kitchen floor. Nightingale was arrested two weeks later.He is currently being held without bail at the Penobscot County Jail.