Officers are appealing for witnesses to come forward after an incident in south Cumbria.
Police were called at 6:20am on 11 August to respond to reports of a man who had fallen into the River Kent, near Sedgwick.
The 43-year-old's body was found two days later in the area of Levens Lane on 13 August.
His death remains unexplained and police are asking members of the public to come forward with any information or dashcam footage that may help with their investigation.
They would like to see any material captured in the area of Nannypie Lane between 9pm on 10th August and 7am on 11th August.