A thrilling new podcast from Project Citizen claims to have uncovered “the most audacious Russian influence operation in British history.” Scintillatingly, this infiltration of the uppermost echelons of British politics is not from the Cold War era but the modern day. The former BBC reporter and whistleblower Sergei Cristo joins up with the investigative journalists Carole Cadwalladr (a Pulitzer Prize finalist for her reporting on Cambridge Analytica) and Peter Jukes (the cofounder of Byline Times) to expose the shocking story of a Westminster spy ring hiding in the midst of the Conservative Party. —Paulina Prosnitz