Officers from the British Transport Police are looking to identify a man after a woman was sexually assaulted at Colchester Town station.
The incident took place on November 2.
At around 9.45am a man began to make lewd comments to a woman while they were on a Greater Anglia train from Thorpe-Le-Soken to Colchester Town.
They both left the train at Colchester Town. The man then sexually assaulted the woman.
Officers believe the man in the CCTV images may have information which could help them with their investigation. Those with any information about the incident should contact BTP by texting 61016 or calling 0800 40 50 40 quoting reference 244 of 2/11/18.
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