Boris Johnson has returned to the UK to plot a bid to return as prime minister in a move that has divided opinion among Conservative MPs, including his former allies.Mr Johnson's allies said he is "up for it" but he is likely to be opposed in the leadership race by his former chancellor Rishi Sunak, whose resignation was key in Mr Johnson's departure from Downing Street this summer, as well as Commons Leader Penny Mordaunt.

Boris Johnson has returned to the UK to plot a bid to return as prime minister in a move that has divided opinion among Conservative MPs, including his former allies.Mr Johnson's allies said he is "up for it" but he is likely to be opposed in the leadership race by his former chancellor Rishi Sunak, whose resignation was key in Mr Johnson's departure from Downing Street this summer, as well as Commons Leader Penny Mordaunt.