A dramatic twist in the hunt for Emma's killer. The murder weapon is revealed, but can it be linked to the prime suspect? And those at the heart of the inquiry start to come forward to reporter Sam Poling.
Before you listen to this BBC podcast, I'd like to tell you about something else you might enjoy.
My name's Alison Hindl and I commission audio drama and fiction for the BBC.
It's a great privilege because I get to unearth stories people love.
You should see the books and scripts covering my floor from new talent and established writers as well as classics.
The BBC has such a rich history of making great audio drama, we're still the largest producer in the world, and the popularity of podcasts means we can share what we do with even more people.
So if you like to lose yourself in a gripping audio drama or book, find your next listen on BBC Sounds.
BBC Sounds music Radio podcasts before we go any further, I just want to let you know there are some graphic descriptions of sexual violence in this episode and some very strong language.
Episode nine, the cable the last episode was called this is not the end.
When I wrote that, I remember thinking, it probably is the end.
I mean, but I didn't want to tell you that at the time.
I wanted you to have hope.
I needed there to be hope.
But the reality was we had the evidence, we knew who'd killed Emma and yet nothing had happened.
And then suddenly it did.
A man goes on trial accused of murdering Emma Caldwell nearly 19 years ago the charge says that he assaulted her with intent to rape.
Ian Packer is also accused of sexually assaulting 27 other women, including eleven counts of rape dating back to 1994.
Of the women are no longer alive.
Twelve are said to have been attacked after Emma Caldwell died.
Ian Packer has denied a total of 46 charges.
At the high courts in Glasgow, the jury has heard that two former sex workers recognized a man who took them to remote Woodland after watching a BBC documentary on the murder of Emma Caldwell.