Skiatook Man Sentenced In Great-Grandmother's Stabbing
SKIATOOK, Oklahoma - A man who stabbed his great grandmother over doing the dishes will spend the rest of his life in prison.
Michael Stanley pleaded guilty to murder Wednesday.
In 2014, the then 19-year-old stabbed and killed his great grandmother before killing his little sister who was the only witness.
He's already serving a life sentence for his sister's murder.