A manhunt has been launched after a woman was sexually assaulted on a bus.
Officers investigating the incident have issued a CCTV image of a man they believe may be able to assist with enquiries.
It is reported that a lone 24-year-old woman was waiting for a bus in High Street, Doncaster, when a man approached her and allegedly tried to engage her in conversation.
When the woman got onto the bus, it is believed that the man got on the same bus and sat next to the woman, stroking her leg for the duration of the bus journey.
The woman was not injured but has been left shaken by the incident.
The incident happened around 8.20am on Wednesday May 28 but police have only just released the details of the incident,
Anyone with information or who may recognise the man in the CCTV image is asked to call police on 101 quoting incident number 203 of 28 May 2014.
Alternatively, call Crimestoppers anonymously on 0800 555 111.