A bus driver was assaulted by a man he challenged over a potentiually invalid ticket.
A man boarded a bus near Cricklewood Broadway in Brent with an invalid ticket at around 9.20pm on October 28, police said.
When the bus driver challenged him, the passenger assaulted him.
The bus driver, a man in his mid-30s, did not require any medical treatment.
Police have now released an image of someone they want to speak to in connection with the incident.
The suspect is described as aged from 30 to 40, 5ft 6ins tall and of north African appearance.
Any witnesses, or anyone with any information, is asked to call police on 101 or contact via X @METCC Please quote CAD 4696/18NOV
To give information anonymously contact Crimestoppers on 0800 555 111 or online at crimestoppers-uk.org.
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