Leaders of some of the world's largest economies are in Davos, Switzerland, this week for the annual World Economic Forum. President Trump will address attendees Thursday via a live video feed. CBS News national security contributor Samantha Vinograd has more from Davos.

A speech by the U.N. chief, economic growth potential in places like China and Russia, the challenges of artificial intelligence and leaders from Spain to Malaysia are set to headline the agenda at the World Economic Forum’s annual event in Davos.

“I’m pretty comfortable with the market expectations for the upcoming two meetings,” the Dutch central banker told Bloomberg TV. “I’m not convinced yet that we need to go into stimulative mode.”