四虎影视,今天免费高清视频观看,热门电影电视剧免费看,在线观看免费高清电影网站,在线免费看影视网站,韩国电影在线观看

We spend more on chocolate each year than investors spend on gold - but as Easter approaches, how much do we really know about where it comes from or how it is made? Panorama reporter Paul Kenyon goes undercover as a cocoa trader in West Africa and discovers children as young as seven working long hours on cocoa farms, helping to make the chocolate we love so much. He buys a to...