What is Donald Trump hoping to get from this NATO summit? | BBC Newscast

President Trump arrives in Europe for what is being called the most significant NATO summit since the Cold War, marking his first summit since winning the White House for the second time. Meanwhile, back at home, the UK Prime Minister faces growing rebellion from Labour backbench MPs over welfare changes, with Sir Keir Starmer vowing to press ahead with the changes ahead of a vote in parliament next week.