A bombshell announcement from Beijing saw Gen. Zhang Youxia, a trusted military reformer, investigated on charges of undermining Xi Jinping’s authority and damaging the country’s combat effectiveness. The reasons behind this move are shrouded in mystery, with some speculating that Xi may have wanted to eliminate a perceived threat or remove someone who had disagreed over policy.
Source: https://www.wsj.com/world/china/china-watchers-are-trying-to-spot-the-next-target-of-xis-purges-04076b82