UK begins evacuating citizens from Sudan after Germany allows use of airfield

First RAF flight leaves amid ceasefire as Britain begins belated evacuation of 2,000 trapped nationalsSudan crisis – latest updatesThe first British evacuation flight has left Sudan, Downing Street has said, after Germany gave permission for the UK to fly a rescue plane from an airfield north of Khartoum that it has been controlling to coordinate its own rescue from the country.At least two more flights are expected to leave overnight, officials added, as Britain belatedly begins the airli