China's Cancer RiverEdgar Wolf01/18/2014January 18, 2014Edgar Wolf reports on a member of China's budding environmentalist movement. Huo Daishan has fought to save the Huai river for decades. And his efforts are paying off.https://p.dw.com/p/1At3eAdvertisementChina's cancer riverTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video