Police are trying to identify this man after a woman was sexually assaulted on a bus in Barking.

The 20-year-old woman boarded the EL2 bus at Barking station about 11.30pm on Friday, February 12 and, a short time later, a man sitting behind her began touching her inappropriately.

The woman shouted at him before getting off the bus.

Barking and Dagenham Post: The man police wish to identify.The man police wish to identify. (Image: Met Police)

Detectives have released a CCTV image of a man they wish to speak with.

He is described as Asian, aged in his mid-20s and of slim build. He was wearing a black puffa-style jacket and yellow beanie.

Anyone who recognises the man is asked to call the roads and transport policing command via 101, quoting reference Cad 2421/13Feb.