Members of the public who witnessed a violent attack on a train between Bulwell and Hucknall have been urged to come forward.
A man travelling from Nottingham with a friend on the 6.55pm Robin Hood Line train on Saturday, 9 March was attacked on his way home from watching Nottingham Forest play at home to Wolverhampton Wanderd
The victim, a 35-year-old local man, became involved in an argument with a group of at least four men, whom he did not know.
The altercation turned violent at around 7.10pm and the group overpowered the man, hitting him in the face, and leaving him with several cuts and bruises.
Detective Constable Tony Bennett, leading the investigation, said: “This was a frightening experience for the victim, who was simply making his was home, leaving him scared for his safety.
“Passengers and staff have the right to travel on the rail network without the fear of violence, and British Transport Police takes any incidents of this nature very seriously on the rare occasions when they do occur.”
Officers are conducting a number of enquiries to identify the people responsible including viewing CCTV from the surrounding area, speaking to witnesses, and distributing information on police intelligence systems.
The train involved was the 6.55pm Nottingham to Hucknall service, and the attackers are described as a group of white men, around 5ft 9, medium build, wearing jeans and T-shirts.
Anyone with information is asked to contact British Transport Police on 0800 40 50 40 quoting background reference B6/NEA of 12/04/2013. Information can also be passed to the independent charity Crimestoppers, anonymously, on 0800 555 111.