Meet survivors Erin, Caitlin and mum Annette. Katie Thistleton takes them back to the arena where they read letters they’ve written to themselves of 4 years ago. Erin and Caitlin from Lancashire were 11 and 14 when the bomb exploded. Featuring the song “22 Reasons to Live” by Alexis Wade / Darren Martyn. Alexis had her singing lessons paid for by Liv’s Trust – a fund set up by the family of 15 year old Olivia Campbell Hardy who died in the attack. You will hear eye witness accounts, details of mental health, and post-traumatic stress. A list of organisations that can provide help and support is available at bbc.co.uk/actionline. Originally broadcast on BBC Radio Manchester. Producers: Sara Dumbell, Andy Bell, Kate Squire. Editors: Andy Bell, Liam Bradford. Online producer: Rachael Smith. Executive Producer: Kathryn Morrison.