A 30-year old woman who was arrested in Hereford last week, was last night taken to Cambridgeshire to be questioned over the murders of Kevin Lee, who was 48, John Chapman, who was 56, and Lucasz Slaboszewki, who was 31.
It follows the arrest of a 55-year old man in Peterborough yesterday, on suspicion of assisting an offender.
The bodies of Mr Chapman and Mr Slaboszewki were found at Thorney Dyke on Wednesday 3 April. Kevin Lee's body was found four days before on Saturday 30 March in Newborough.
All three victims were stabbed. In total six people have been arrested as part of the investigation.
A post mortem examination on two bodies discovered at Thorney Dyke, near Peterborough, has revealed that the victims died from stab wounds. Police are linking the deaths to the murder of Kevin Lee whose body was discovered in Newborough.
The discovery of two bodies at Thorney Dyke near Peterborough yesterday (April 3), is now being investigated alongside the murder of Kevin Lee, who was found close to the A16 in Newborough, on Saturday.
Police were alerted yesterday morning by a member of the public. One of the men was in his 30s, the other his 50s. They cannot be named at this time.
Operation Darcy was launched following the discovery of Mr Lee's body in a ditch in Newborough, near Peterborough, on Saturday morning (March 30).
He was last seen at 2pm on Good Friday and was reported missing later that day.
A post mortem examination revealed he died from of stab wounds.
A landlord has been speaking of the shock of two bodies being found close to his pub near Peterborough.
The owner of the Dog in a Doublet pub at Thorney, John McGinn said: "Everyone's going to be shocked. It's not something you expected to happen because we're out of the way and there's nothing around here for miles."
Police in Cambridgeshire are continuing their investigations into the deaths of two people whose bodies were found near the village of Thorney near Peterborough. Detectives were called on Wednesday morning after the bodies were found in a dyke by a member of the public.