<p>In this exclusive BBC News podcast, Laura Kuenssberg interviews Dominic Cummings about his role in government during the pandemic, his relationship with the prime minister, and his role in Brexit. </p><p>In Part 3, Laura Kuenssberg talks to the PM's former adviser about the struggle for power at the heart of Downing Street. </p><p>Studio Director: Emma Crowe Producer: Maz Ebtehaj Editor: Dino Sofos</p>