How was Salman Abedi from Manchester radicalised to the point where he could kill, and could the Manchester Arena bombing have been stopped?

David Sillito looks back at the life of a broadcasting legend.

The story of a social media influencer, her mum and a murder plot.

Nikki Allan's murder shocked Sunderland. Why did it take so long to catch her killer?

Sarah Sands stabbed to death a convicted paedophile, who was accused of abusing three young boys. BBC News can reveal, for the first time, that they were all her children. Show more

Charged with terrorism, but found to have been exploited. Rhianan Rudd took her own life in 2022. Her mum says she should have been seen as a "victim rather than a terrrorist". Show more

Zara Aleena was killed walking back from a night out by a sexual predator, only recently released from prison, labelled a "danger to any woman".

Shakira Spencer was 35 years old when her body was found by the police.

She had been tortured and starved by people she considered friends.

Elle Edwards was shot dead as she celebrated Christmas Eve, in a murder that shocked the UK. We follow her dad Tim as he deals with the devastation of his daughter’s death.

Revealing the killer who decapitated her friend and dumped her body.

The story of false accusations about being the victim of a grooming gang and how it sent shockwaves through a small town in the North of England.

A gunman kills five people within minutes. Could the shootings have been prevented?

Steven Craig re-enacted a torture scene from the film Reservoir Dogs burning his partner. Show more

Linda Razzell was murdered by her husband in 2002 - will he now reveal where her body is? Show more

Leiland-James was taken from his mother in hospital and placed in care. He went on to be killed by the woman who wanted to adopt him.

It's one of Scotland's longest unsolved murder cases. Alistair Wilson was shot on his doorstep almost 20 years ago. Are police any closer to finding who killed him and why?

Sir David Amess MP was murdered by an IS fanatic, at a meeting in a church in Southend-On-Sea in Essex, UK.

This is the story of a dangerous MI5 agent, which the government tried to keep secret.

Lilia Valutyte died from a single stab wound in her chest. Her killer was found unfit to plead, but a jury determined in a trial of the facts he killed the nine-year-old.

Lyne Barlow is a bogus travel agent from County Durham, conning hundreds of holidaymakers and her family in a £2.6 million scam, which also saw her lie about a cancer diagnosis.