On March 21, 2014, four rights defense lawyers, Jiang Tianyong (江天勇), Tang Jitian (唐吉田), Wang Cheng (王成) , and Zhang Junjie (张俊杰) , as well as an unknown number of citizens were detained by police authorities in Jiansanjiang, Heilongjiang Province (黑龙江省建三江). Their detention took place one day after...