The US is asking the United Nations to remove the Venezuelan government's credentials and formally recognise self-proclaimed interim President Juan Guaido as the country's leader.
The UN Security Council held an emergency meeting on the deteriorating situation.
Nick Harper reports from New York:

US seizes Russian-flagged oil tanker linked to Venezuela
Power restored in Berlin after longest blackout since World War Two
France working with allies on plan should US move on Greenland
South Korea's Lee says he asked Xi to play a mediating role on North Korea
Western Europe braces for another wave of snow and ice
