The former head of the Germanys postal system goes on trial for tax evasion, Klaus Zumwinkel is accused of hiding almost a million euros - je 22.01.2009 09To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoSebastian Katzer01/22/2009January 22, 2009https://p.dw.com/p/GeAwAdvertisement