Officers from the Roads and Transport Policing Command have released an image of a man they would like to speak to after a bus driver was verbally abused.
At about 16:50hrs on Wednesday, 14 September a man boarded the route 427 bus at the bus stop in Uxbridge Road, near Uxbridge County Court.
Once on the bus, the passenger got into an argument with the driver about payment for travel.
The passenger is then alleged to have been verbally abusive to the bus driver before making off in the direction of Star Road, Hayes.
The suspect is described as a white man, of slim build, about 5ft 9ins, with ginger dishevelled hair and stubble on his face
Anyone who recognises the man in the photo or anyone with information about the incident should call police on 101 or Crimestoppers anonymously on 0800 555 111.