Poetry, the soul of Uighur culture, on verge of extinction in Xinjiang

"Resistance has always been in the poetry, just in a more hidden form. It's the genre that kept us going." As recent experiences of the dehumanisation suffered in Xinjiang’s ‘re-education’ camps come to light, the Guardian's Lily Kuo turns to the Uighurs fighting to keep a cornerstone of their culture alive, as poets and writers are silenced or detained.