Police are looking for witnesses after a man was stabbed in the leg during a shop brawl.
Metropolitan Police officers found a 20-year-old man with a wound on his leg after being called to a fight at Selfridges on Oxford Street in central London just after 7.30pm on Saturday.
The injured man was treated in hospital before being arrested on suspicion of affray, and he is now being held in custody.
Seven more people were arrested on suspicion of causing GBH and affray in connection with the disturbance.
They were two men aged 20, four men aged 18, 21, 22 and 26, and a 20-year-old woman.
All remain in custody.
Detectives have appealed to any witnesses or anyone who might have footage to contact them on 101, or contact Crimestoppers anonymously.