She was raped a moment time when waving to a vehicle subsequent to leaving the station at around 02:00.
British Transport Police might want the men and any individual who saw them to connect.
Police said they now think a moment man was available at the times prompting the principal assault. They likewise changed her age to 14, not 15 as prior announced.
Two men moved toward the casualty at the station at around 20:00 on Tuesday and drove her to a confined territory of the station where she was assaulted by one of the men, police said.
At around 02:00 on Wednesday the casualty left the station in a disorientated state and waved to a vehicle and was assaulted for a moment time.
Police are presently searching for three men regarding the assaults.
The first is portrayed as Asian in his mid 20s, around 6ft and of thin form.
The second is likewise portrayed as Asian, matured in his mid 20s, 5ft 6in to 5ft 7in with an expansive form and tight whiskers.
A third man, looked for regarding the offense in the vehicle, is depicted as a heavy man, roughly 5ft 6in with huge biceps.
Det Ch Insp Tony Fitzpatrick, said the examination is moving “at a quick pace”.
He included: “On the off chance that you were in the territory at the time or live locally to Witton station at that point please get in touch with us on the off chance that you heard or saw anything strange.
“Pro officers from British Transport Police and West Midlands Police are with the casualty and will keep on providing her with help.”