General Fang Fenghui, China’s chief of general staff, is now in the US on a five-day tour of American military facilities, including the naval air station in San Diego, where he inspected the USS Ronald Reagan, one of America’s 10 active aircraft carriers. Most notably, he will receive a “full-military-honors arrival ceremony” at the Pentagon on Thursday. The visit comes as a fleet of about 80 Chinese vessels, both military and civilian, are protecting a drilling rig that China National Offshore Oil Corporation, a Chinese state-owned enterprise, positioned just off Vietnam’s coast at the beginning of this month. China’s ships...