The bulldog called 'Bomber' found in Hemel Hempstead on Tuesday night has been taken to Appledown Rescue Centre.
PC Williamson from Dacorum Police's Intervention Team B found 'Bomber' in Jupiter Drive at around 9.20pm and was looking reunite the dog with it's owners.
'Bomber' was microchipped but the contact details were out-of-date.
A spokesman for Hertfordshire Police said: "The dog has now been taken to Appledown Rescue Centre in Dunstable."
> More on this when we get it.