A pensioner was mugged after a night out.
The 73-year-old man was found lying in the road with head injuries after a nasty robbery in Holmfirth.
Now detectives are appealing for information to trace two men thought to be responsible.
They are thought to have driven away in a silver vehicle.
The attack happened between 9.30pm and 10.45pm on Tuesday evening, after the man left the Elephant and Castle pub and walked to Dunford Road, Holmfirth .
He set off to walk the short distance to his home when he was attacked in Dunford Road.
Police said he was walking along the when he was robbed of his wallet but it is unclear whether he fell over or was pushed to the ground.
Police closed the road for several hours while enquiries were conducted.
Traffic heading between the centre of Holmfirth and Hade Edge had to be diverted.
Police scenes of crimes officer sealed off a stretch of the road while forensic examinations were carried out.
The injured man was taken to Huddersfield Royal Infirmary and detained overnight for tests.
He is now thought to be back at home.
Huddersfield CID are now keen to establish how the man came by his injuries and how he was robbed and attacked.
Detective Inspector Jim Griffiths said: “We are appealing for anyone who may have seen this man leaving the Elephant and Castle public house.
“We know two men were involved in the robbery and that they were travelling in a silver vehicle.
“Investigations are currently ongoing to establish the full circumstances of the incident.”
Any witnesses or anyone with information should contact the non emergency number 101 for Det Con Smith .