Boston attorney stabbed to death on his houseboat, duct-taped in blanket; dog's body floating in water

Boston lawyer Joseph Donohue, 65, was brutally murdered on his houseboat, suffering multiple stab wounds. Police discovered his duct-taped, weighted body, with a knife blade lodged in his skull, and one of his dogs drowned. Nora Nelson, 24, was arrested on unrelated warrants. Despite her arrest, many questions about the crime remain unanswered.