What Canada's Mark Carney can expect from his visit with Trump

Canadian Prime Minister Mark Carney will head to Washington for his first in-person meeting with US President Donald Trump on Tuesday. The visit comes at a critical moment, with high-stakes issues on the agenda.

As Carney prepares for the encounter, the BBC's Anthony Zurcher looks back at how other world leaders have fared in past White House meetings with Trump—offering insight into what challenges and opportunities could lie ahead for the newly-elected prime minister.