Westminster police are searching for a 13-year-old girl who has not been seen since Monday (April 27).
Charlina May, from Barnet, did not return home and her Oyster card indicates that is in the central London area.
She was last seen at 4.30pm on Monday when she left her home address in Barnet.
Charlina is described as approx 4ft 6ins tall with long black hair tied in a ponytail. She was last known to be wearing a grey t- shirt with a drawing on the front, black trousers, with zips on the side and white trainers.
Anyone who has seen Charlina or who knows of her whereabouts should call the CID on Westminster Borough via 101.