US to impose fresh Russia sanctions after determining Kremlin was behind Salisbury novichok attackThe US government has said it will impose fresh sanctions on Russia after determining it used a nerve agent in the attack against a former Russian spy in Salisbury. The State Department said the sanctions will be imposed on Moscow because it used a chemical weapon in violation of international law in the attack on former Russian spy, Sergei Skripal, 67, and his daughter Yulia, 33.