CNBC:

Relations between the U.S. and Russia, which are already tense, took another turn for the worse Wednesday after Russia said it was ordering U.S. Embassy staff who have been in Moscow for more than three years to fly home by the end of January.

It said it had resorted to “retaliatory measures” after the Russian ambassador to the United States, Anatoly Antonov, said 27 Russian diplomats and their families would have to leave the U.S. on Jan. 30, and another 27 diplomats would need to depart by June because their visas have not been extended by the American authorities…

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