David Yates, the person suspected of murdering his fiance Marelle Sturrock and their unborn little one earlier than apparently taking his personal life, is prone to have “pre-planned” her killing, an insider has claimed. The supply additionally dismissed any suggestion that the 35-year-old trainer died because of an accident - however was as an alternative the sufferer of a “brutal, frenzied attack”. She was 29 weeks pregnant.

A police investigation into the demise of Ms Sturrock, who was discovered lifeless at her residence in Jura Street in Glasgow on Tuesday, is underway. However, police are sure Yates, 36, is the killer.

The supply informed the Sunday Mail: “It is thought to have been pre-planned because David brought the dog to his mum’s house in Bearsden the night before and told her he had plans the next day.

“It is not being considered as an accident - it was a brutal, frenzied attack.”

After the invention of Ms Sturrock’s physique, a manhunt was launched for Yates, together with his physique present in a reservoir 9 miles away in Mugdock Country Park, Milngavie, East Dunbartonshire on Thursday.

A second insider near the investigation mentioned police had had “previous contact with the couple” earlier than their deaths.

On Friday Scotland’s Police Investigations and Review Commissioner (PIRC) mentioned it had been instructed to launch the probe after the homicide of Marelle Sturrock, who was discovered lifeless at her residence on Tuesday.

A PIRC spokesman mentioned: "Crown Office and the Procurator Fiscal Service (COPFS) has instructed the PIRC to carry out an investigation into the death of Marelle Sturrock on 25 April 2023 within 91 Jura Street, Glasgow.

"Once our inquires are full, a report can be submitted to COPFS."

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A Police Scotland spokesman said: “As this is being investigated by the PIRC we are unable to comment ­further.”

The headteacher at Sandwood Primary School in Glasgow, where Ms Sturrock worked, said the community is "devastated".

After Ms Sturrock’s death, the headteacher at Sandwood Primary School in Glasgow, where Ms Sturrock, who was originally from Wick in Caithness, worked, said the entire community was "devastated".

Fiona Donnelly said: "Marelle has been a much-loved member of our college neighborhood since her probationary yr greater than six years in the past and has taught many yr teams all through her time on the faculty. We will all miss her a lot.

"She was a lovely, kind, diligent and considerate person who loved and made time for everyone.

"Marelle used her creative abilities throughout the varsity and was our music champion who has been a key participant within the success of our college choirs, with one among her lessons going to see her on stage at The King's Theatre in one among her many performing roles outdoors of faculty.”

Posting on social media, Ms Sturrock’s sister, Sarah, mentioned: ““I just can’t take this in. They were so happy. Marelle was looking forward to her baby.”

Yates, who like Ms Sturrock had a background within the performing arts, was yesterday revealed as an enormous fan of Tolkien’s Lord of the Rings obsessive about swords from the fantasy books.

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