Police are searching for a 55-year-old man after a man is his 60s was found murdered in Berkhamsted.
Officers have released an image of Ian John McLoughlin, the man they would like to talk to, who is also known as Ian John Baker.
The victim was found dead at an address on Nettleden Road on Saturday afternoon.
A second man in his 80s has been taken to hospital with injuries that are not believed to be life threatening.
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Police were called to Kilburn High Road at 5.20pm after reports of a shooting.
In just 24 hours the offer was retweeted more than a thousand times on Twitter.
What a year it's been full of ups and down, turmoil and change and it seems events here in London have got the entire nation talking.