Russian President Vladimir Putin speaks during a meetng with scientists from the Russian Academy of Sciences' Siberian Branch in Novosibirsk in February./ Alexey Nikolsky/AFP/Getty Images

Russian President Vladimir Putin speaks during a meetng with scientists from the Russian Academy of Sciences' Siberian Branch in Novosibirsk in February./ Alexey Nikolsky/AFP/Getty Images

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Putin's missteps over the Russian spy murder

Russian President Vladimir Putin is often credited with being a master tactician. But in his country's response to the alleged nerve agent attack in the UK, he may have overplayed his hand.