Mr Imnetu, 41, died four days after he was found with a brain injury on Queensway, west London, while visiting the UK from Dubai.

Mussie Imnetu, a chef who previously worked for Gordon Ramsay, died four days after he was found unconscious with a head injury in Queensway, near Notting Hill carnival

Detectives have released images of two possible new witnesses who they would like to speak to as part of the ongoing investigation into the murder of top chef Mussie Imnetu.

In August, suspect Omar Wilson, 31, was charged with murder and he appeared at Westminster Magistrates’ Court where he was remanded in custody before appearing at Southwark Crown Court in September. He pleaded not guilty last month and is due to stand trial in February at the Old Bailey.

Police have released CCTV images of two potential witnesses as they continue to investigate the death of a top chef who was attacked near Notting Hill Carnival. Mussie Imnetu, 41, was found unconscious with a head injury outside Dr Power restaurant in Queensway at 11.

Mussie Imnetu, 41, was found unconscious with a head injury in Queensway, west London, on August 26 this year and died four days later in hospital.