Accused sister killer will not explain herself to the jury

A woman accused of stabbing her film director sister to death and taking her diamond encrusted Rolex will not give evidence. Nancy Pexton, 70, is accused of slitting the throat of Jennifer Abbott, 69, and covering her mouth with adhesive tape at her Camden flat last June. Pexton allegedly took Ms Abbott’s diamond encrusted Rolex and shut the victim’s Corgi, Prince, in the kitchen where he was found alive after three days. Ms Abbott, a documentary maker and author also…