A man may have been left partially blinded after he was stabbed in the eye during an assault outside a supermarket.

Emergency services were called to the Co-Op store in Hatch Lane, Chingford, at around 10.30pm on December 15 after staff reported a man had entered the shop covered in blood.

Metropolitan Police officers attended and found a 20-year-old man suffering from a stab injury to his eye.

They administered first aid prior to the London Ambulance Service (LAS) being called.

The victim was taken to an east London hospital with life changing injuries.

He has since been discharged, but requires numerous operations on the injured left eye and could lose the sight in it eye altogether

Officers established that the victim had been attacked on Ashwood Road, Chingford, by two men in possession of a machete and a knife.

Police say the victim struggled with the men before being stabbed outside the store on Hatch Lane.

No arrests have been made.

CCTV footage from the store has identified two suspects police investigating the attack want to trace.

The first is described as a white man, aged in his late teens to early 20s. He was wearing a dark hooded top with grey shoulders, dark tracksuit trousers and grey trainers.

The second is described as a black man, also aged in his late teens to early 20s. He was wearing a dark hooded top and grey trousers.

DC Stephen Eyres, of Waltham Forest CID, said: "This was a targeted attack. The victim was ambushed by two men who were intent on causing him serious harm.

"It was a particularly violent attack which has resulted in the victim requiring numerous operations on the injured eye and he could lose the sight in the left eye altogether.

"We are appealing for any information as to the identity of these two suspects."

Anyone with information is asked to contact Waltham Forest CID on: 020 3276 0947 or Crimestoppers anonymously on: 0800 555 111