The playground is very close to his home address. He plays out but has never gone missing before overnight - but has gone missing previously.
When we've spoken to people nearby they didn't know his name but when we showed a photo they knew who he was as a local boy.
Last night, a lot of searching went on with the helicopter and street searches. But we're now retracing our steps and carrying out new searches.
More top news
Russell Davy is still haunted by the memory of Eddie Heath, the chief scout he says sexually assaulted him at Charlton.
A leaked letter has caused huge controversy.
Video taken in Soho Square shows sparks flying into the air as the men cut through a lock on the Ducati bike.