Officers investigating the murder of Leanne McKie from Wilmslow have released images of her car and would like to speak to a group of 4 people seen walking along A523 a few hours before her body was found.
Leanne, 39, was found dead in the early hours of Friday 29th September in a lake at Poynton Park, off London Road North.
Detective Inspector Adam Waller from Cheshire Police said: "The investigation into the circumstances surrounding Leanne's death is ongoing and we are following a number of enquiries.
"We are continuing to appeal to anyone who has any information in relation to Leanne's death to come forward. In particular we would like to speak to a group of four people who were walking past Poynton Lake in the early hours of Friday 29 September. The group were seen walking along A523, London Road North, towards Stockport at approximately 12.15am. "
Officers are keen to hear from anyone who was in the area around Poynton Park between 11.30pm on Thursday 28 September and 3.30am on Friday 29 September and has witnessed anything suspicious or unusual to come forward.
They would also like to hear from anyone who believes they may have seen Leanne's red Mini (registration number DA12 DFO) during the afternoon of Thursday 28 September into the early hours of Friday 29 September.
Detective Inspector Waller: "Leanne was a devoted mum of three young children and a dedicated officer who worked tirelessly to support victims of crime. Her family, friends and colleagues have been left totally devastated by her death and she will be sorely missed by everyone who knew her.
"I urge anyone who has any information that could assist our investigation, no matter how small, to get in touch."
Anyone with any information which could assist the investigation is asked to contact Cheshire Police on 101 quoting 93 of 29/9/2017. Information can also be reported anonymously, via Crimestoppers, on 0800 555 111.
Motorists, or cyclists, with dashcam footage, who travelled along, or in the immediate vicinity of, the A523 between Poynton and Poynton Park or along the A5149, Chester Road, towards Wilmslow, between the hours of 11.30pm on Thursday 28 September and 3.30am on Friday 29 September 2017 are being urged to send their footage to officers.
Footage can be uploaded to the Cheshire Police website via this link and reference incident 93 of 29/09/17.
A 43-year-old man from Wilmslow has been arrested in relation to the incident remains in police custody at the current time; he is assisting officers with their enquiries.