DO you recognise this man?
Detectives investigating a sexual assault have released images in connection of the person they want to speak to.
The incident happened at around 9.50pm on Saturday, January 6.
A woman boarded a train at Exeter and asked a man to move his legs, which were stretched out across the aisle, so that she could sit down.
As she went to take the seat the man sexually assaulted her.
Detectives would like to speak to the man in the images who they believe may have information that could help their investigation.
Anyone who recognises him is asked to contact British Transport Police by texting 61016 or by calling 0800 405040, quoting reference number 672 of January 6.
Alternatively you can call Crimestoppers anonymously on 0800 555 111.