Detectives are appealing for information from the public after a man was found with a head injury in Weymouth.
Dorset Police was called by the ambulance service at 9.54pm on Saturday 19 January 2019 to reports that a man aged in his 20s had been located unconscious with a head injury on Beverley Road in Weymouth.
He was taken to Southampton hospital where he remains in a critical condition.
A cordon was put in place to allow officers to examine the scene.
Detective Sergeant Tom Hall, of Weymouth CID, said: “We have launched an investigation to establish exactly how the man came to sustain the injury and whether there was any third party involvement.
“I am appealing to anyone who witnessed anything suspicious in the area around the relevant time, or saw what happened to the man, to please come forward.
“If you have any information that could assist with the investigation please contact Dorset Police urgently or call Crimestoppers anonymously.”
Anyone with information is asked to contact Dorset Police at www.dorset.police.uk, via email 101@dorset.pnn.police.uk, or by calling 101, quoting occurrence number 55190010008. Alternatively, contact Crimestoppers anonymously on 0800 555111 or via www.crimestoppers-uk.org