Transgender teenager Brianna, 16, was stabbed 28 times after being lured to a park near Warrington, Cheshire, last February.
Scarlett Jenkinson and Eddie Ratcliffe, then 15, were jailed for life in February.
Brianna's mother, Esther Ghey, told an inquest at Warrington Coroner's Court her daughter's poor mental health began at 14.
She said: "I feel she was let down by the lack of mental health treatment.
Denne historien er fra October 24, 2024-utgaven av Daily Express.
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Denne historien er fra October 24, 2024-utgaven av Daily Express.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
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Arteta's boys go all Guns blazing
MARTINELLI SPARKS A FIVE-GOAL SPREE
IT'S DUTCH A DEBACLE FOR CITY
Chaotic defending wrecks night as troubles continue
THE REAL DEAL
Slot wary of side who never know when they are beaten
£2.2m Lottery syndicate winner caught in police child sex abuse sting
A CHARITY worker who won a share of a National Lottery windfall has been jailed for child sex abuse following a police sting.
Five found alive day after yacht capsizes
TWO Britons were last night understood to be among seven people missing after a tourist boat sank off Egypt's Red Sea coast.
Brit who was the world's oldest man dies aged 112
THE Briton who at 112 was the world’s oldest man has died peacefully in his care home.
Glastonbury-bound Rod: I don't want to talk about retiring
Rocker to play festival legends slot aged 80
Bath risks gaining new reputation as shoplifters' haven
ELEGANT Georgian Bath - home of Jane Austen costume dramas - is suffering a shoplifting epidemic, rising faster than anywhere else in Britain.
'I can't believe I've just won Bake off!'
Georgie's joy as she lifts competition trophy for Wales
Southport teacher: Use dead girls' memories as driving force for change
A DANCE teacher who was injured in the Southport knife attack that left three little girls dead has insisted that the victims’ memories should serve as a driving force for change.