Awal 8, 1432 H. / February 11, 2011, SPA -- Five people were killed Friday in the crash of a small airplane in southern Switzerland, police officials said according to dpa. The tourist plane with a pilot and four passengers had taken off from Geneva and after a stop in Lausanne was headed to the canton of Valais in the south of the country. The plane went down in the winter sports region of Sierre- Anniviers, near the town of Sion, police said. The cause of the crash was not immediately known.