Those who knew Abraham want further investigation work to take place to try to identify his killer and bring them to justice. Experts say Abraham’s story opens up questions about how suitable the current system is for protecting witnesses.Presenter and Original Research: Sam Holder
Series Producer and sound design: Anishka Sharma
Story Consultant: Robert Awosusi
Additional Research: Christy Callaway-GaleTheme music written and performed by Rebekah Reid and Tapp Collective.
Original music compositions by Femi Oriogun-WilliamsA Whistledown Production for BBC Radio 4.

In Hackney, 2007, 15-year-old Abraham saves a stranger from a brutal attack. That split-second decision and act of astonishing bravery changes his life forever.Journalist Sam Holder has been following Abraham's story for years. Together with Abraham's friends and family, they retrace how this young boy finds himself in fear of his own life. This multi-award-winning series explores the protections in place for witnesses of violent crimes, the obligations for witnesses to give evidence in court, and what can be done if someone feels their life is at risk.