Live: Zelensky to push for Tomahawk missiles at Trump meeting ahead of new Putin summit

President Volodymyr Zelensky is set to discuss the possible supply of US Tomahawk missiles to Ukraine during his meeting with President Donald Trump in the White House on Friday. But Trump's surprise announcement, following a phone call Thursday with President  Vladimir Putin, of a new US-Russian summit has cast doubts over the prospect. Follow our liveblog for the latest developments.