Sergeant Christopher Tait and Inspector Bruce Crawford were giving evidence at the trial of Finlay MacDonald, who has denied murdering his brother-in-law at his home on Skye.
Georgia Clarke had been on a night out with her boyfriend, but following an argument decided to drive herself home.
Erin Duncan made the "stupid decision" to drive home from the centre of Aberdeen following her milestone celebration.
Jaq Hodgson also smashed two light fittings and a television during his destructive fit of rage.
Mrs Steventon played a key part in bringing the Inverness mother and son's killer to justice.
Lyn-Anne MacKinnon said her brother Finlay MacDonald arrived at her home with a shotgun and then she heard two or three shots.
Colin Dick, 56, appeared in Aberdeen Sheriff Court and admitted a series of charges of assault against children.
Rowena MacDonald, the wife of Finlay MacDonald, said her husband suffered back pain and was unhappy with his treatment.
William Mackenzie was "taken to the ground" by security staff as he tried to bypass the entry search at Inverness Justice Centre.
The victim's mother witnessed some of the horrific assault via video call and begged William MacFarlane to stop.
When officers arrived, they found blood covering the woman’s face and spattered across the walls.
One driver said: "I’m at the stage now where if there’s a large group of teens waiting at a bus stop, I won’t stop because I know it’s just going to be trouble from the get go.”
