Police are appealing for help to find two missing teenage girls who vanished six days ago.
They are believed to be with an older teenager who has links to south London, the Metropolitan Police said.
Officers say that their disappearance is out of character and that there is growing concern for their welfare.
Anyone who sees the pair is asked to call 999, while anyone with information about where they are can contact police on 101 giving the reference 6276/13APR.
#APPEAL | Alliyah, 15, & Lina, 16, are #missing from #Walthamstow #WalthamForest
Police & their families are increasingly concerned for their welfare.
📱 101 ref 6276/13APR. For immediate sightings 📱 999.https://t.co/yIO2gJ80nG
— Waltham Forest MPS | North East BCU (@MPSWForest) April 19, 2022
Information can also be provided to Crimestoppers, anonymously, on 0800 555 111 or to the Missing People charity on 116 000.
Police have also appealed to Alliyah and Lina themselves to make contact with officers, or someone else they trust, to let them know they are safe.