Police are continuing to question a man over the discovery of 39 bodies found in a refrigerated lorry in Essex.
The lorry driver, named locally as Mo Robinson, 25, from Portadown, County Armagh, was arrested on suspicion of murder on Wednesday.
It came after the bodies of 39 people had been found in a container which had arrived on the River Thames from Belgium.
The suspect remains in custody for questioning by Essex Police.
Meanwhile, officers from the Police Service of Northern Ireland have carried out raids on two houses associated with the arrested man.