Boris Johnson's communications chief quits in Downing Street power struggle

The shock move comes less than 24 hours after it was reported that he was to be promoted to the key position of the UK Prime Minister’s chief of staff.

Lee Cain has resigned as Downing Street’s director of communications Picture: Yui Mok/PA

Boris Johnson’s communications director Lee Cain has dramatically resigned amid signs of a bitter Downing Street power struggle.

In a statement the former journalist said that after “careful consideration” he had decided to leave No 10 at the end of the year.