The U.K. Measures Its Response to the Poisoning of a Former Russian Spy

The poisoning of former Russian spy Sergey Skripal and his daughter Yulia has exacerbated the already tense relationship between the United Kingdom and Russia. As a result, British Prime Minister Theresa May said her government was reviewing a range of diplomatic, financial and economic responses to the likely Russia-backed poisoning, which took place in her country. And the United Kingdom requested that the Kremlin hand over materials and samples of its military grade nerve agent, Novichok, by the end of the day on March 13. Meanwhile, the Russian Foreign Ministry has denied receiving the request and in turn has asked for full access to the investigation and samples of the nerve agent, since Yulia is still a Russian citizen....