Serbia is looking worryingly similar to the climbing rates in neighbouring country Montenegro that caused it to be added to the red list, however, they have a higher vaccination rate so could be spared.
What countries are likely to turn green or amber?
South Africa has been lobbying to be removed from the red list.
Pressure from within the Government is mounting, with MP Ben Bradshaw, Lord Oates and Baroness Chalker signing a statement saying the “evidence clearly points to” South Africa being taken off the red list.
Taking to Twitter, Tim White predicted Pakistan, Maldives, Turkey, Kenya and South Africa may be moved from the red list in this week’s update.