Police are looking to speak with a group of teenagers in connection to an assault on an Elizabeth line train to Paddington.
Seven teenagers reportedly assaulted several members of the public at around 7:30pm on May 10.
Among the victims was a man who was slapped by one of the individuals before being threatened by the rest of the group.
Further down the carriage, the group assaulted three more people.
One man was spat at and elbowed in the face, another man kicked and punched by three of the teens, and a third man punched and spat at.
The teenagers departed the train at Paddington.
Officers from the British Transport Police now want to speak with those pictured as they believe they have information which could help with their investigation.
Anyone who recognises them is asked to contact British Transport Police by texting 61016 or by calling 0800 40 50 40, quoting reference 561 of 10 May.
Information can also be given to Crimestoppers anonymously on 0800 555 111.