He threatened to stab a man and behaved violently towards him and his brother while shouting, swearing and making threats to kill their family at about 9.30pm on May 11. The 31-year-old, c/o HMP Edinburgh, also told the officers “I know where your mum and dad stay” and “I’m going to burn your house down “. He continued to act in an unruly and threatening manner during the journey on the way to St Leonard’s Police Station in Edinburgh. He also uttered threats of violence to them and their family, made offensive remarks and threats of violence towards police officers, and repeatedly struck a police vehicle with his head. Donaldson also pleaded guilty to assaulting a man by repeatedly attempting to strike him on the head and uttering threats to stab him during the same incident.