Police in Westminster are appealing for information about a 17-year-old girl from India who went missing in Oxford Street on 10 June.
Emaan Shah was due to leave the country that evening at the end of a holiday with her family.
However, at around 2pm she became separated whilst they were shopping in Oxford Street and has not been since.
The disappearance is out of character and officers are keen to trace her as soon as possible.
Emaan is described as 5ft 3ins tall, of slim build with brown wavy hair. When last seen she was wearing a black jacket with a Manchester United logo on the chest, grey trousers and black and white trainers.
Police appeal for help to find missing 17 year-old
Newham Police are asking for help to find a vulnerable missing teenage girl from Canning Town.
17 year-old Lidia Efrem (also known as Tulisa) failed to return home from school on Wednesday. She was then seen on Thursday evening in Manor Park in Newham talking to a black male with a suitcase.
Lidia has severe learning difficulties and her family wish to stress to her that she is not in any trouble for going missing. Anyone with information is asked to contact Newham Borough police on 0208 217 7515 or call 101.
Police are appealing for help to find a missing 14 year-old girl who has not been seen since Thursday. Maha Chowdhury lives in Swindon but has connections in East London. Anyone who may have seen Maha or knows of her whereabouts is asked to call police on 101.
Police in Lewisham are appealing for help to find a teenage girl who has been missing since Tuesday. 18 year-old Tracey Ikeme was seen by staff at Haberdashers' Aske's School in Brockley but then failed to return to her home in Lewisham.
She has never gone missing before and her disappearance is regarded as out of character.
Anyone with information is asked to contact Lewisham Missing Person's Unit on 0208 284 8455, the police non-emergency line on 101 or Missing People on 116 000.