Nick Turse, associate editor of TomDispatch.com and author of Tomorrow's Battlefield: U.S. Proxy Wars and Secret Ops in Africa, discusses the greatly increased US military presence on the African continent, and the bad behavior of military members stationed there.

Daniel McAdams, executive director of the Ron Paul Institute for Peace and Prosperity, discusses why the US is risking military confrontation with Russia by sending troops to Ukraine in the midst of a civil war with a ceasefire in effect.

Prolific libertarian author James Bovard discusses the Waco massacre on its 22nd anniversary, and why the Danforth Report is nothing but an official coverup of the government's crimes.

Roger Charles, coauthor of Oklahoma City: What the Investigation Missed -- and Why It Still Matters, discusses Andrew Gumbel's article in The Guardian about the key questions remaining unanswered 20 years after the Oklahoma City bombing.

Ray McGovern, a former CIA analyst turned peace activist, talks at length about Russia, Iran, Israel, Syria, Ukraine, and the neocon chaos promotion in the Mideast.

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.

Muhammad Sahimi, professor of chemical engineering at USC, discusses his optimism about the Iranian nuclear framework agreement; healing the US-Iran rift that has persisted since 1979; the complicated sanctions rollback plan; and the Obama administration's struggle against hardliners in Congress.

Ramzy Baroud, a columnist and founder of PalestineChronicle.com, discusses how Palestinians can defeat apartheid in the wake of Benjamin Netanyahu's reelection campaign statement (later retracted) that he opposes Palestinian statehood.