UPDATE Both girls have been found.
Two missing girls may to be together in Brighton, Sussex Police said.
The force said: “Police believe two friends are missing together and may well be in Brighton.
“Taneesha Deocampo and Yasmina Atir are thought to have travelled to London together to go to the Notting Hill Carnival at the weekend.
“The girls, both 15, are thought to have now travelled back to Brighton together but have not returned home.
“Yasmina, from Lancing, was reported missing on Monday (28 August) and Taneesha was last seen at a family friend’s house in Brighton at around 7.30am on Sunday (27 August).
“Yasmina has a tanned complexion with dark brown curly hair and often wears glasses.
“She was last seen wearing a pink sleeveless top, white jeans and black shoes.
“Taneesha is of Asian appearance, 5ft 6in, of medium build and very long straight black hair.
“She was last seen wearing black leggings, a pale pink jumper and carrying a large white handbag.
“If you have any information on where either of the girls are, please report online or call 101.”