Police are appealing for information to find a 16-year-old girl who may be in Whitechapel or Shadwell.
Aneesa Bibi was last seen travelling from Shadwell to Aldgate East at approximately 11am on July 7.
She is described as being of Bangladeshi origin, around 5ft 6ins tall, slim build with very long black hair.
The teenager, who comes from Feltham, was last seen wearing a grey ribbed knee length dress with a square neck and white plimsolls with a lace pattern.
She was also carrying a khaki floral Cath Kidston handbag.
Anyone with information on her whereabouts should contact police via 999 or 101 or Tweet @MetCC.