(Reuters) – Artillery pounded key cities in Ukraine on Wednesday, as its president urged the West to act decisively in imposing new and tougher sanctions being readied against Russia in response to civilian killings widely condemned as war crimes. ECONOMY * The United States targeted Russian banks and elites with a new package of sanctions, including banning Americans from investing in Russia and sanctioning President Vladimir Putin’s two adult daughters. * European Commission head Ursula von der Leyen said there were more EU sanctions to come. “These sanctions (announced on Tuesday) will not …