Last year he said in an interview
"The reality in China is you never know if you’re going to get into trouble because there are no written rules”
This year, Lu Guang has disappeared [nbcnews.com] from China's remote Xinjiang province.
Lu's work is
known for capturing images of China's environmental damage and the lives of the country's dispossessed
The article infers that Lu has likely disappeared into the same 'reeducation' camps in that province that a million Uighurs have disappeared into.