A not guilty plea was entered on behalf of Nora T. Nelson by her lawyer during her arraignment Friday in the Charlestown division of Boston Municipal Court.

Police say a 24-year-old woman gave them fake names and refused to answer questions when they arrived at a Charlestown houseboat for a well-being check. She was arraigned Friday on a charge of murder.

BOSTON - A man found dead on a houseboat in Charlestown on Sunday has been identified as 65-year-old Joseph Donohue. He died from multiple stab wounds, Boston police said Wednesday, and his death has been ruled a homicide.

A 24-year-old named a “person of interest” in connection with the death of a man on a luxury houseboat in Charlestown now faces a murder charge, prosecutors said Thursday. Nora Nelson was arrested at the scene of the man’s death on Sunday night on a trio of warrants charging her with a variety of domestic violence offenses unrelated to the Charlestown case.

New information has been released on the murder of a man found stabbed to death on a houseboat in Charlestown last weekend.

The Boston attorney who was found stabbed to death on his houseboat was wrapped and weighted down, a prosecutor said.

Police found the body of a 65-year-old man “wrapped in a white and blue covering, secured with duct tape, and affixed with weights” on his houseboat in Charlestown on Sunday, prosecutors said Friday during the arraignment of the 24-year-old woman charged with his murder.

Prosecutors say police found Joseph Donohue's body wrapped up and weighted on his houseboat in Charlestown Sunday.

A Boston woman was charged with murder Friday in the stabbing death of a man whose body was found attached to weights and wrapped in duct tape on a houseboat in Charlestown.

Police were conducting a welfare check at the houseboat, which was docked at the Charlestown Marina, when they found the body of Joseph Donohue, 65, police said.