A woman has suffered "life-changing" injuries after acid was thrown at her in east London.
A 26-year-old woman was taken to hospital with burn injuries to her leg and face following the attack, police said.
She had been walking alone when she was attacked.
The substance that was thrown over her has been tested and is confirmed to have been a strong acid solution.
The incident occurred on Westferry Road on the Isle of Dogs just before 7pm on Wednesday.
Police are currently reviewing CCTV footage and have appealed for any information that might help identify the suspect.
If you witnessed this incident or have any information that could assist the investigation, please call Tower Hamlets CID on 0208 754 4550 or Crimestoppers anonymously on 0800 555 111.