Police have named the 52-year-old woman found dead in Cramlington as Christine Baker. Alan David Baker, 56, has been charged with her murder.
He appeared before South East Northumberland Magistrates this afternoon.
He is due to appear before Newcastle Crown Court on Thursday.
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Sandiford, a former legal secretary originally from Redcar, was convicted of drug smuggling offences and sentenced to death in 2013.
Durham Crown Court heard that one of the male victims suffered a triple-fractured jaw, while left lying in the gutter, unconscious.