Oprah's exit from WeightWatchers sends stock tumbling CNN 0 66 03.02 02:06 https://www.youtube.com/watch?v=7pGTyTQwlFg + 8 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 8 Oprah's exit from WeightWatchers sends stock tumbling