<p>25 years on from the largest domestic terror incident in American history, journalist Leah Sottile investigates what made Timothy McVeigh the home-grown terrorist he was. </p><p>Two weeks before the Oklahoma City Bombing, the FBI learnt that Timothy McVeigh made a phone call to a secretive Christian Identity compound in the remote hills outside Oklahoma City, a place called Elohim City. Journalist Leah Sottile investigates the story behind the call and the secretive community.</p><p>Presenter: Leah Sottile Producer: Georgia Catt Editor: Philip Sellars</p><p>Narration recorded by Joe Preston Additional Research by Robbie Wojciechowski</p>