Xi exposed as most ruthless leader; Li Qiang low-key, Peng Liyuan absent at Xi-Jin meeting; six crisis factors may lead to Xi's downfall; likelihood of power vacuum in Zhongnanhai increases; brother of Zhao Leji, Zhao Leqin, former ally, investigated; three PLA Rocket Force generals and colonels sentencedCompilation of Rumors from Zhongnanhai 187