Last week, following the brazen attempt by Russia to assassinate one of its former spies and his daughter in Britain with a chemical weapon, 27 countries expelled more than 150 Russian diplomats. Moscow swiftly and predictably reciprocated, announcing that it would expel 60 American diplomats.
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William J. Burns: Putin has overplayed his hand
Russian President Vladimir Putin listens during a meeting with Health Minister Veronika Skvortsova and Alexander Bastrykin, the head of Russia's Investigative Committee, in Moscow on March 28.