The UK government summoned Russia’s ambassador on Thursday to answer for the results of an inquiry into a 2018 nerve agent attack in Salisbury, southern England, which caused the death of a 44-year-old British woman. Dawn Sturgess died on July 8, 2018, roughly a week after being exposed to the nerve agent Novichok. Independent laboratory testing showed that it was the same nerve agent used to poison former Russian intelligence officer Sergey Skripal and his daughter in Salisbury several weeks