A man has been arrested on suspicion of murder following the death of a man from Darwen.
Detectives launched an investigation following the death of the 56-year-old man in the early hours of Wednesday morning at Royal Blackburn Hospital.
The deceased, Thomas Mercer, 56, of Darwen had visited the Bob Inn on Duckworth Street, Darwen on Tuesday evening but left and returned home where he later collapsed.
He was taken to hospital but sadly died.
Officers are making enquiries to clarify how Mr Mercer sustained his injuries.
A post mortem examination carried out on Wednesday was inconclusive in showing a cause of death.
Police have today (Thursday, November 6th) arrested a 48 year old man from Darwen on suspicion of murder. He is currently in custody.