A 39-year-old woman arrested last Friday on suspicion of the murder of 56-year-old David Miller has been released on police bail.
The woman was arrested on Friday afternoon and has since been released on bail pending further enquiries.
A total of four people -three men and one woman - have been charged with the murder of Mr Miller and all of them appeared by video link at Northampton Crown Court on Friday, June 17. No applications for bail were made. The next hearing was set for September 5, 2016.
A 19-year-old man and a 27-year-old woman who were arrested on suspicion of assisting an offender remain on police bail.