BOSTON - The Massachusetts Supreme Judicial Court, the state’s highest court, this week upheld the murder conviction of Michael A. McCarthy in the death of Bella Bond, a 2-year-old girl whose body was found four years ago in a trash bag on the shore of Deer Island in Winthrop. The court, in a 25-page opinion, dismissed McCarthy’s bid for a new trial after a review of the 2017 trial found no ...