A teenager has become the sixth to be arrested in connection with the fatal stabbing of a boy in a park.

The boy, 15, was arrested today (August 2) on suspicion of murdering Rahaan Ahmed Amin, who was found with a stab wound in West Ham Park, Newham, on July 9.

Police were called at 5.30pm and attended with paramedics from the London Ambulance Service and London Air Ambulance.

Rahaan, 16, was found with a stab wound and first aid was provided.

He was taken to an east London hospital where he died the following day (July 10).

His family have been informed.

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A post-mortem examination which took place on July 12 confirmed he died from a stab wound to the heart.

The 15-year-old boy is in custody at an east London police station.

Five other people have been arrested as part of the investigation.

A 16-year-old boy was charged with murder and possession of an offensive weapon on July 13.

He will appear at the Old Bailey on October 3.

Two teenagers, 16 and 14, were also arrested on July 10 on suspicion of murder.

They were subsequently bailed pending further enquiries.

Two other 16-year-old boys arrested at the scene were later released without further action.

Anyone with any images or footage relevant to the investigation is asked to upload them to the police's dedicated website.