A young boy is being treated for serious burns after reports that he was "on fire" in a city street.
The seven-year-old was hurt in the incident in Bedford Avenue, Aberdeen, at around 2pm today.
Police said they received "reports of a boy on fire" and they are following a positive line of inquiry.
Petrol was said to have been involved in the incident and t he boy was taken to Royal Aberdeen Children's Hospital where his injuries have been described as serious.
Bedford Avenue has been closed to traffic while officers investigate.
A force spokesman said: "A seven-year-old boy is undergoing treatment following an incident in Bedford Avenue in Aberdeen. It was reported to us at 2pm this afternoon.
"The incident involves petrol and the boy has quite serious burns. Police are at the scene and following a positive line of inquiry."
Officers are appealing for any witnesses or anyone with information to contact them on 101.
Eyewitness Victoria-Jayne Pirie told STV News: " We had heard him screaming and he had been lying on the floor, basically just trying to get himself calm, but nothing was working and he just ran up the back garden, screaming and crying. It was just horrid."
The boy was on fire "from the neck downwards and his clothes were sticking to him", she said.