Daniel McConnell: Boris Johnson is not a normal prime minister, and his days are numbered

British health secretary Sajid Javid, prime minister Boris Johnson, and chancellor of the exchequer Rishi Sunak. Given the two resignations, the question is whether Johnson can maintain his position or limp on to his inevitable demise. Picture: PA
In normal times, for normal prime ministers, a double resignation from two of the most senior ministers in government would be enough to trigger their downfall.
Boris Johnson is not normal.