Murder case of Retired Army Colonel
The former cell mate of a man accused of killing a retired army Colonel from Hertfordshire has been giving evidence today.
The man, who cannot be identified, told a jury that Christopher Docherty-Puncheon admitted shooting 83 year old Riley Workman in the doorway of his home in the village of Furneux Pelham.
Docherty-Puncheon denies the charge of murder. The trial continues.