Two train carriages on a popular tourist line derailed near St. Polten on Tuesday causing three 3 serious injuries and 27 minor injuries, according to the Austrian Red Cross. «We are in front of an unclear event, we came here and found two derailed wagons. One of them collapsed and the other one is still standing on the rails,» said Red Cross staff chief Michael Sartori. Emergency services... Еще were called to scene, and some injured passengers were taken in helicopter to the nearest hospital. Train operator NOVOG said the cause of the accident was unknown, merely stating that one carriage of Mariazellerbahn train tipped over shortly before a bridge.