By Lorna Gordon
BBC News Scotland correspondent
By Selma Chalabi
Former professional boxer Trevor Soko has turned his life around to help others after drug-driving arrest.
One of the students who died in Newcastle over the weekend in a spate of suspected drug deaths has been described as a "model pupil".
Two 18-year-old women and a 21-year-old man died in Newcastle, and another man, who was also 18, died in Washington, Northumbria Police said.
One of those was died was Jeni Larmour, 18, who was found dead at accommodation on Richardson Road in the city on Saturday morning.
Her former school in Northern Ireland said she "had a bright future ahead of her" and had been a "model pupil."Copyright: Family handout
"We are all heartbroken and our thoughts and condolences are with their families, friends and loved ones at this most difficult of times.
"We know that many of you will be affected by this distressing news.
"Whatever difficulties you have gone through, we have ample support both at the university and in the city," he said
"Whatever those problems are, please do not turn to excessive alcohol or drugs to solve them because you have seen the potential consequences."Copyright: BBC
The 15-year-old was among those held by police targeting drug running on the railways.
By Catriona Renton
The father of a 13-year-old girl who died after she took ecstasy has urged young people not to play Russian roulette with drugs.
Ringleader Colin Jones was sentenced to 21 years, while others got between four and 16 years.