Russian President Vladimir Putin’s special envoy Kirill Dmitriev is currently in the United States and is meeting members of US President Donald Trump’s administration for discussions on a peace deal for Ukraine and US-Russia economic cooperation, sources with knowledge of the visit said on Thursday. The visit comes before the US decision on whether to extend sanctions relief on Russian oil, which expires on April 11 and could also be on the agenda. The United States issued a 30-day waiver...