Frontline: Audiocast | Pbs

Filmmaker Ken Dornstein continues his search for answers into the bombing of Pan Am Flight 103.

A brother's search for the terrorists who blew up Pan Am Flight 103 over Lockerbie.

An intimate look at the struggles and choices facing transgender kids and their families.

An intimate look at the cycle of mass incarceration in America. (Original Upload Date: 04/29/2014)

Inside the Obama administration's struggle to deal with ISIS and the civil war in Syria. (Original Upload Date: 06/02/2015)

The secret history of the CIA's controversial "enhanced interrogation" methods. (Original Upload Date: 05/22/2015)

FRONTLINE investigates the spread of dangerous pathogens in meat – particularly poultry. (Original Upload Date: 05/13/2015)

FRONTLINE and ProPublica investigate American-born terrorist David Coleman Headley. (Original Upload Date: 04/27/2015)

FRONTLINE investigates the science and the politics of vaccine safety. (Original Upload Date: 03/30/2015)

FRONTLINE explores the intersection of life, death, medicine and what matters in the end. (Original Upload Date: 02/11/2015)

FRONTLINE investigates the accusations surrounding Vladimir Putin's reign in Russia. (Original Upload Date: 01/28/2015)

FRONTLINE goes inside the politics of America's gun debate. (Original Upload Date: 01/15/2015)

FRONTLINE and ProPublica investigate the secret history of Firestone in Liberia. (Original Upload Date: 11/18/2014)

FRONTLINE investigates the miscalculations and mistakes behind the brutal rise of ISIS. (Original Upload Date: 11/18/2014)

FRONTLINE's exclusive interview with the family of a young man who died in a superbug outbreak that swept through a hospital at the National Institutes of Health. (Original Upload Date: 11/18/2014)

FRONTLINE investigates the widespread use of antibiotics in food animals and whether it is fueling the growing crisis of antibiotic resistance in people. (Original Upload Date: 11/18/2014)

FRONTLINE filmmaker Tom Jennings and author and surgeon Atul Gawande discuss the making of their documentary, Being Mortal, about why so many doctors struggle to discuss death openly and honestly with their patients. (Original Upload Date: 04/02/2015)

How responsible should companies be about their impact on the world? Christine Bader, author of The Evolution of a Corporate Idealist: When Girl Meets Oil, and Arvind Ganesan, director of the business and human rights division at Human Rights Watch, discuss corporate social responsibility. Hosted by Sarah Childress.

What do we know about ISIS? Who are they, and how do they make money and recruit fighters — and wives? On Nov. 6, WGBH hosted a public panel discussion, led by PRI The World’s Aaron Schachter, to answer some of those questions. Participants included FRONTLINE's Martin Smith, who discussed his recent film “The Rise of ISIS,” Professor Mia Bloom of the UMASS Lowell Center for Terrorism and Security Studies, and Charles Sennott, a veteran foreign reporter who founded the GroundTruth Project to train a new generation of foreign correspondents.

Special Podcast: FRONTLINE asks how corrections officials are changing the use of solitary confinement in the U.S.