Ms Robertson [victim's sister], a social worker, told prosecution lawyer Ashley Edwards QC that she contacted police and told officers that Steven was going to meet a girlfriend called Tasmin Glass, 20,. Ms Robertson said the police told her to obtain Tasmin’s details so they could speak to her.
The court heard that the pair spoke over Facebook Messenger. Ms Robertson then read out the message which Tasmin sent to her. When Ms Edwards asked her to read the message Ms Glass sent, Ms Robertson said: “Ok. Love you you all. Please stay strong. All of us have to.”
[...]
Friends came to the house and showed the family a news story about how a dead body had been discovered at a nature reserve in Kirriemuir and that police were investigating. She said she became concerned and spoke to police. She told officers that Steven was visiting Tasmin Glass.
The police asked her to obtain Ms Glass’s contact details so they could speak to her. The court heard that Ms Robertson used Facebook Messenger to contact Ms Glass. Ms Robertson said Ms Glass told her that Steven didn’t turn up for a meeting she arranged to have with him.
She added: “They had been arguing recently. He didn’t turn up. She assumed that he had changed his mind or had gone off in a huff.” The court heard that Ms Glass told Ms Robertson that she had tried to contact Steven earlier in the day and that he hadn’t got back in touch.
The court heard that Ms Glass thought it was “strange” for Steven not to return her messages.
Murder accused used Facebook messenger to urge family of missing man ‘stay strong’