A teenage girl has been reported missing more than three weeks.

Ayan Omar, aged 16, was last seen on Tuesday (July 12) at Westfield Shopping Centre in Shepherd's Bush on July 12.

The Metropolitan Police are appealing for help to find the missing girl who also goes by the name of Mary, and has previously disappeared from her home.

She is described as black, 5ft 6inches tall with black, shoulder length hair and also has a nose piercing.

When last was seen, she was wearing black leggings and a long, green coat and a beige cardigan.

She is believed to be in the Hammersmith area.

Officers urge anyone who has seen her, or has information on her whereabouts, to contact police in Ealing via 101.

Alternatively, call the charity Missing People on 116000.