Lawyers for Neil Entwistle had sought a re-trial, arguing evidence obtained during the warrantless searches of the family home in Massachusetts while police were looking for his wife and daughter should have been dismissed at the trial.
But Massachusetts Supreme Judicial Court, the state's highest court, today upheld the conviction.
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Some outbreaks of rain are possible.
Cloud will gradually begin to thicken during the early hours.
A High Court Judge has ruled against the new housing development near Grade 1 listed building Kedleston Hall in Derbyshire.