It's the story of the century: The US President and his connections to Russia.In a Four Corners special series, award winning investigative reporter Sarah Ferguson follows the spies and the money trail from Washington, to London, to Moscow.Months in the making, filmed across the United States, the United Kingdom and Russia, Sarah Ferguson charts the extraordinary allegations, interrogating the evidence and interviewing central characters in this unfolding story that could be lifted from the pages of a blockbuster spy novel.In this three-part series, Four Corners delivers a riveting account of the allegations and evidence from the characters central to the drama that has gripped the world.Part 1: Follow the Money: Four Corners follows the money trail from New York to Moscow, tracking the ties between Trump, his business empire and Russia.