An 11-year-old boy is fighting for life after being hit by a double-decker bus on his way to school.
The youngster was struck at around 8am during the early morning rush hour in South London.
Officers investigating the collision are asking witnesses to come forward.
A Metropolitan Police spokeswoman said: "Officers were called at 8.13am on Tuesday, October 4, to reports of a collision involving a bus and a pedestrian in Norwood Road, SE27.
"London Ambulance Service and London's Air Ambulance also attended and the pedestrian, an 11-year-old boy, was taken to hospital - he remains there in a critical condition."
Officers added that the boy's next of kin have been informed.
The bus driver stopped at the scene and is assisting police with their investigation, the Met said.
No arrests have been made.
Drivers or witnesses in the area with camera or dash cam footage are asked to call the Serious Collision Investigation Unit on 020 8285 1574.
