Officers with British Transport Police are calling on the public's help after ticket barriers were damaged at Leicester railway station.
Investigators have released CCTV images of two men they want to speak to in connection with the vandalism.
It happened just before 4.40pm on Sunday, 20 July, after two men got off a train at the station.
Pc Mike Leconte said: "The two men forced their way through the closed barriers, breaking them in the process.
"Following the incident the men ran off into the city centre."
He added: "I am certain the men pictured have information about the damage, and I call on anyone who recognises them to come forward."
Anyone with information should call 0800 40 50 40.
