Three people have been injured in a knife rampage at a train station in Switzerland.The victims of the early morning attack in Winterthur, near Zurich, were rushed to hospital, one having sustained serious injuries, according to police.A 31-year-old Swiss national was arrested after attempting to flee the scene, local media reported. Police said they were still working to identify a motive.A man runs through the street outside the station before being arrested on Thursday (Blick)Swiss newspaper Blick said it had obtained a video showing a man running out of the station concourse shouting “Allahu Akbar”, an Arabic phrase meaning God is great.Video shared by the newspaper showed a group of children being guided away from a man running along the street besides the station while others streamed across the road.Blick cited an eyewitness as saying the man held a knife, while people around him were screaming and running away. The incident prompted a major police operation, it added.People scatter amid a reported knife attack in Switzerland (Blick)Images from the scene showed a cordon set up and police on hand after the incident, which occurred shortly after 8.30am local time.Police said that the three injured individuals were Swiss citizens aged 28, 43 and 52.Roger Bonetti, spokesperson for the Zurich cantonal police, said one person sustained serious injuries, while the other two were “moderately” injured in the attack.Blick shared images of a man with long dark hair and a black T-shirt being arrested by police.This news is breaking: more to follow