News Analysis After a China Eastern Airlines plane crashed in southern China, Chinese Vice Premier Liu He, who has never been involved in disaster handling before, went to the site overnight, and the Chinese military and armed police were quickly dispatched to assist in the rescue efforts. Analysts believe that all these are abnormal moves, which suggests that Beijing’s top-echelon officials are guarding against one another. At about 2:38 p.m. on March 21, China Eastern Airlines flight MU5735 lost radio contact and then nosedived into a mountainous area in Wuzhou, Guangxi Province. With 123 passengers and 9 crew members on board, the plane was on its way from Kunming, Yunnan Province to Guangzhou, Guangdong Province. No survivors have been found after two days of combing the site. On March 23, one of the two black boxes on the plane was recovered and sent to Beijing immediately.  During a news conference …