Police investigating the murders of two men whose bodies were discovered in Thorney are appealing for information.
John Chapman, 56, of Bifield, Orton Goldhay, Peterborough, and Lukasz Slaboszewski, 31, from Peterborough, were discovered at Thorney Dyke on Wednesday, April 3.
Post mortems revealed the men died as a result of stab wounds.
Their deaths are being linked to the murder of 48-year-old Kevin Lee whose body was discovered in Newborough on Saturday, March 30.
Officers are working to establish when the two men were last seen alive.
Six people have so far been arrested in connection with the investigation.
Two people are being questioned in relation to the deaths of three men near Peterborough.
Police have searched a house in Cambridgeshire which is at the centre of a triple murder enquiry.
Cambridgeshire police are investigating the murders of three men in the Peterborough area.