Essex lorry deaths investigation gathers pace with fourth arrest
Second man from Northern Ireland detained at Stansted airport over 39 deaths
Detectives investigating the deaths of 39 people found inside a lorry in Essex have made a fourth arrest.
A 48-year-old man from Northern Ireland was arrested at Stansted airport on Friday on suspicion of conspiracy to traffic people and on suspicion of manslaughter after the bodies of 31 men and eight women were discovered in a refrigerated trailer in Grays early on Wednesday morning, Essex police said.