text: Dominic Cummings, political adviser to Britain's Prime Minister Boris Johnson, arrives at 10 Downing Street in London, Thursday, Sept. 26, 2019. An unrepentant Prime Minister Boris Johnson brushed off cries of "Resign!" and dared his foes to try to topple him Wednesday at a raucous session of Parliament, a day after Britain's highest court ruled he acted illegally in suspending the body