Vladimir Putin is set to send his top negotiator to Washington in a bid to win back the favour of Donald Trump, who is reportedly angry at the Russian autocrat. Washington officials have acknowledged that Putin is resisting attempts to strike a ceasefire,

The U.S. has expanded its sanctions on Russian companies while simultaneously removing restrictions on the wife of Boris Rotenberg, a close associate of Russian President Vladimir Putin, the U.S. Office of Foreign Assets Control reported on April 2.