Four people were taken to hospital after being hit with a glass bottle in an unprovoked attack.
The victims were attacked at Partick train station in Glasgow 's west end at around 10.30pm.
British Transport Police said officers are hunting for the attacker and appealed for witnesses to come forward.
A spokesman said: “BTP officers were called to Partick Rail station at 10.30pm on Saturday after reports that a group of four people were injured in an unprovoked attack in which a glass bottle was used.
"The injured persons were taken to hospital for treatment.
"A suspect hasn’t been identified and enquiries are ongoing."
Anyone who witnessed the incident is asked to contact BTP.
