In December the BBC published an investigation based on new research showing China was forcing hundreds of thousands of minorities including Uighurs into manual labour in Xinjiang's cotton fields.

Uyghur camp detainees allege systematic rape Xinjiang cotton ... including Uyghurs into manual labour in Xinjiang's cotton fields. Last week several western countries - including the UK, US ...

The drone, he said, has all the characteristics of a good herding mate -- it is smart, loyal and fast. The use of drone technology saves time and labor, allowing him to devote more efforts to the ...