China Attack Gives Xi Impetus to Tighten Grip on Security

China’s Communist leader Xi Jinping, already emerging more powerful than his predecessor, has fresh impetus to tighten his hold on domestic security after an outcry over a knife attack on civilians three days ago.

The Weibo microblogging service lit up with outrage in the wake of the stabbing deaths of 29 people, many of them migrant workers, at a train station in the southern city of Kunming -- a shock officials blamed on members of the ethnic Uighur separatist movement. One such posting, said: “It isn’t possible to negotiate with you or make any concessions,” from “Drowning Fish.”