Prime Minister will hold the meeting this afternoon as a struggle to get UK nationals and local allies out of the country continues.
Johnson' s spokesman said the UK will continue the evacuation effort for "as long as we are able to do so and as long as it is safe to do so".
However, Defence Secretary Ben Wallace, who served in the Scots Guards, appeared to choke up as he spoke of his regret that "some people won't get back".
On LBC, Wallace said: "It's a really deep part of regret for me... look, some people won't get back. Some people won't get back and we will have to do our best in third countries to process those people."Asked why he felt the situation "so personally", Mr Wallace replied: "Because I'm a soldier...
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