Police have launched a murder investigation following the death of a four-week-old baby boy in Cornwall. 

The baby was taken to the Royal Cornwall Hospital, Treliske, on Sunday after an ambulance crew were called to a property in St Blazey, Par, near St Austell. 

The baby suffered serious injuries and died in hospital later that evening. Formal identification has not yet taken place.

The death is being treated as suspicious and enquiries are continuing into the circumstances.

Police and scenes of crime officers have attended the property to undertake initial investigations and a scene guard remains in place.

Anyone with information about the incident is asked to email 101@dc.police.uk, or call 101, quoting reference 768 of 26 June.

Information can also be passed anonymously to independent charity Crimestoppers, by calling 0800 555 111 or reporting online at www.crimestoppers-uk.org

  • A 22-year-old woman and a 20-year-old man, from St Blazey, have been arrested on suspicion of murder and taken into police custody for questioning.