Heidi Blake, BuzzFeed News’ UK Investigations Editor, looks at Kremlin assassinations on British soil. Filmmaker Jamie Kastner and civil rights attorney Margaret Ratner-Kunstler, revisit the case of one of the FBI's most wanted. Pacho Velez and Sierra Pettengill on their all-archival film "The Reagan Show," the story of actor-turned-president's role of a lifetime. Dr. William Reisacher will be here to answer your burning questions about bodily fluids!