Fresh US sanctions imposed on Russia on Wednesday are not expected to impede energy trades, but a second round of sanctions that the law could trigger after three months would block a vast swath of Russian exports to the US, including crude and oil products. Receive daily email alerts, subscriber notes & personalize your experience. Register Now The US State Department notified Congress on Wednesday that it has determined Russia used chemical or biological weapons during the March poisoning of a former Russian agent and his daughter in the UK. Under a 1991 law, the determination triggers a set of mandatory sanctions, including terminating arms sales and Russian exports of national security-sensitive goods and technology to the US. A second, much larger set of sanctions would kick in if the White House determines that Russia has not met certain conditions related to chemical and biological weapons within […]