Gareth Porter, an award-winning journalist and historian, debunks the "possible military dimensions" of Iran's nuclear program.

Blogger Marcy Wheeler discusses the trial of Boston bomber suspect Dzhokhar Tsarnaev and the many unanswered questions about the attack and the FBI's failure to prevent it.

Yousaf Butt, director of the Emerging Technologies program at the Cultural Intelligence Institute, discusses the many poison pills in the Iran nuclear agreement.

Sheldon Richman, vice president of The Future of Freedom Foundation, discusses why the real nuclear threat in the Middle East is Israel - not Iran.

Jeffrey Tucker, chief liberty officer of Liberty.me, discusses how normal police work increasingly resembles state-sanctioned murder; and why cop-loving Americans are finally beginning to question police violence.

Raeford Davis, a former police officer in South Carolina and member of LEAP, discusses the murder charge against officer Michael Slager, who shot Walter Scott eight times in the back after a traffic stop in North Charleston.

Jacob Hornberger, founder of The Future of Freedom Foundation, discusses the FFF-sponsored "Stop the Wars on Drugs and Terrorism" speaking event featuring Glenn Greenwald, Ron Paul and Radley Balko on April 11th at the University of Texas at Austin.

Eric Margolis, journalist and author of American Raj, discusses Nigeria's systemic corruption and why president-elect Muhammadu Buhari might be able to turn the country around.