China and the United States cannot do without one another, one of Beijing's most senior officials said Wednesday, as the world's two biggest economies struggle to end a damaging trade war.

Britain's Prince William turned interviewer at the World Economic Forum in Davos on Tuesday, quizzing TV naturalist David Attenborough on what he called world leaders' "faltering" steps to tackle environmental challenges.

Davos 2019: The Davos elite say they are more worried than ever about climate change. But that isn't stopping them chartering private jets in record numbers.