Obama的legacy之"蛇"不但要失传,还被自己添上了“足”:他居然在节庆之际下令驱逐俄国驻美外交官。众所周知,外交战场的基本原则就是“回敬”,但普京却出人意料地"rejected a suggestion of the foreign ministry to expel 35 American diplomats in response to a similar move by the US. He said Obama's act was designed to provoke a reaction, but Russia would not take the bait."...