A man has admitted stabbing his father in the chest with a knife.David McGill, aged 29, punctured his dad's lung in an attack at the family home, a court heard.He faces indefinite detention under the Mental Health Act.McGill, already in custody at a psychiatric unit, admitted causing grievous bodily harm with intent to 65-year-old James McGill.He appeared at Plymouth Crown Court to deny attempting to murder his father on December 10, 2015.The defendant further pleaded not guilty to attempting to...
