In this gripping episode of the CI Press Podcast, hosts Jeremy Clark and Ryan Rambo sit down with Danny Lewis, a seasoned Army Counterintelligence Special Agent turned Defense Intelligence Agency (DIA) Leader, to explore his decades-long career combating espionage. Lewis shares riveting stories from the 1980s and 1990s, detailing his role in leading dozens of high-stakes investigations, including the Trofimov arrest, that thwarted foreign intelligence threats to U.S. national security. With a wealth of experience, he provides a firsthand look at the tradecraft, challenges, and ethical dilemmas of counterintelligence work, offering insights into how he tracked and neutralized sophisticated adversaries during a pivotal era of global tensions. The conversation takes a deep dive into Lewis’s role as an expert witness in the Bradley Manning trial, where he provided critical testimony on the counterintelligence implications of Manning’s massive leak of classified documents to WikiLeaks. Lewis reflects on the complexities of the case, the impact of the leaks on national security, and the lessons learned for modern insider threat programs. Through personal anecdotes and expert analysis, this episode illuminates the critical role of counterintelligence in safeguarding sensitive information and the evolving landscape of espionage in the digital age.