Police in Greenwich are urgently appealing for help to find a missing 10-year-old boy.
Alvaro Ferreras-Gonzalez was last seen at 08:00hrs on Thursday, 13 October in the Woolwich area of Greenwich Borough.
He is a mixed race male, 5ft 4ins tall, large build with short black hair.
Alvaro is known to frequent Greenwich Park. He has a fascination with buses and trains and train stations and may be near one.
At the time of his disappearance he was wearing a blue or black trousers, white trainers with red laces.
Alvaro is autistic.
Officers are increasingly concerned for his wellbeing and would urge anyone with information on his whereabouts to call police on 101 or Missing People on 116000.