A 28-year-old Australian man suspected of stabbing and seriously injuring a 41-year-old man in a shop in central Zurich has been arrested in Switzerland. The motive for the attack on Saturday is still under investigation, police said in a statement. The Australian was arrested at the scene and the victim was taken to hospital. Know the news with the 7NEWS app: Download today Police declined to give further details on the identity of the victim and the alleged perpetrator. Prosecutors could provide more information on Monday, a police spokesperson said. Australian officials have reached out to authorities in Switzerland, a...