Christopher Edwards has told the jury at Nottingham Crown Court that when his wife, Susan Edwards, told him she had shot dead her mother, he wanted to go to the police but agreed not to when she became stressed.
Edwards claims she became agitated and that she said:
We can't. It's matricide. It's my mother. They won't understand.
More top news
Mainly fine and dry at first before showers develop through the morning, these becoming locally heavy through the afternoon.
Today will be day of sunshine and scattered showers, with the showers possibly turning heavy in places.
Detectives investigating the unsolved murder of a mother-of-two have obtained a DNA profile which may identify her killer.