Girl, 16, sexually assaulted at Accrington rail station
A 16-year-old girl was sexually assaulted on a railway station platform after she was followed by three men.
The attack took place at Accrington station in Lancashire in the early hours of Sunday, said police.
The girl and a friend had been walking along Richmond Road when they got talking to the men, who followed the pair to the station, Lancashire Police said.
One of the group then committed a serious sexual assault.
The attacker, described as Asian, aged 19 or 20 and of muscular build, then fled towards Paxton Street.
He was wearing a baseball cap, a red checked jacket and dark trousers.
Det Sgt Melissa Kelly, of Blackburn CID, appealed for witnesses to come forward.