The unsolved murder of Sami Sidhom: ‘He did nothing wrong’

The 18-year-old student was walking home from watching a West Ham football match when he was chased and stabbed to death by at least three people. Was he unwittingly caught up in a gang dispute and targeted by mistake? His family are still waiting for answers and justice.

Trapped in a cannabis factory: The life and death of Ermal Qose

A 35-year-old Albanian illegal immigrant died after a fire broke out in a garage being used to grow cannabis plants. Police initially investigated the case as a homicide because of concerns he was forced to live there against his own will. But while the evidence suggests that was not the case, some mysteries still remain. Why was the garage locked from the outside? And what happened to the key?