Betty Yates the retired teacher was found two days after her murder lying in her hallway with her head resting on a cushion.
The court heard she was found with a knife still embedded in her head after being stabbed four times and beaten with a walking stick.
A swab taken from the scene represented a "one-in-a-billion match" as a mixture of DNA belonging to the Yates and Farrow, the court heard
A 48-year-old man has been found guilty for the murders of retired teacher Betty Yates from Worcestershire and Reverend John Suddards.
Jurors in the trial of Stephen Farrow, accused of the murders of a vicar and retired teacher, have been sent out to begin deliberations.
The man on trial for the murders of retired teacher Betty Yates in Worcestershire refused to move from his cell to go to court today.