North Wales Police investigating the disappearance of Catherine Gowing say they want to trace the movements of a car belonging to the man charged with her murder.
Police say 46-year-old Clive Sharp from Gwynedd, owns a black Volvo S40 with the registration AG58 JHE.
They're appealing for anyone who saw the car between Friday the 12th of October and Monday the 15th to get in touch.
Police are also awaiting identification of further remains found on the banks of the River Dee in Chester on Friday.
The 37-year-old has now been missing from her home in Flintshire for over three weeks.
Catherine Gowing from Flintshire has been missing for three weeks. Human remains have now been found at a second location.