Four susects have been arrested after a Nigerian boy was stabbed to death and died in front of his mother in UK.

John Ogunjobi, 16, who lived with his family in Tulse, South London, was stabbed in the street just before 11pm on November 5. Despite the efforts of paramedics he was later pronounced dead at the scene.

One witness described hearing his mother’s screams as he lay in the street dying. His family said John was retaking his GCSEs and had ambitions to become an engineer after leaving school.

Detectives said they had arrested four men, aged 22, 20, 21 and 23, who have been taken into custody at south London police stations for questioning.