A man who racially abused and threatened a fellow bus passenger is being sought by Swindon Police.
The force has issued a CCTV image of a man they want to speak to in connection with what they term a racially aggravated public order offence.
A spokesperson said: "The incident happened between 12.20pm and 1pm on January 20 on the top deck of the S6 Stagecoach bus from Faringdon to Swindon.
"A man got onto the bus and went to the top deck where he was abusive towards various passengers, and racially abused an 18-year-old man before threatening him with violence. Some of the passengers challenged the man about his behaviour.
"The man is described as white, aged in his 40s or 50s, wearing a green coat with fur hood."
Witnesses are asked to call 101 and quote crime reference number 54220006846. Alternatively, they can call Crimestoppers anonymously on 0800 555111.