Iraq & Afganistan wars

Marine Jess Goodell spent eight months recovering and processing the remains of fallen troops in the Mortuary Affairs unit. "I don't think I ever stopped smelling death when I was in Iraq," she says.

The Pakistani journalist, who has written extensively about the Taliban and al-Quaida, discusses what officials might have known about Osama bin Laden's presence in Abbottabad and what impact his death may have on the future of U.S.-Pakistan relations.

New Yorker staff writer Lawrence Wright has spent the past 15 years of his career thinking about al-Qaida. Wright assesses what bin Laden's death means for the future of al-Qaida and the United States' relationship with Pakistan.

Matthew Alexander, a pseudonym for the author, was a military interrogator in Iraq who rejected previously used harsh techniques. He writes about how his team hunted down two key al-Qaida operatives in Kill or Capture.

Dexter Filkins recently broke the story that top Afghan officials have been receiving bags of cash from Iran. The New York Times foreign correspondent tells Terry Gross that the situation in Afghanistan is becoming increasingly dire for both soldiers and journalists.

Before it was called PTSD, soldiers traumatized in war were described as "shell-shocked" or "battle-fatigued." The new HBO documentary Wartorn, directed by Ellen Goosenberg Kent and Jon Alpert, chronicles the history of PTSD on the American battlefield from the Civil War to the present.

The rate of Army suicides has doubled since 2004. But treating suicidal soldiers is difficult because many don't seek help. Psychologist Craig Bryan, who works with returning vets, discusses the combat stresses that lead to PTSD and suicide -- and what the military is doing to help.

Now that President Obama has declared the end of America's combat mission in Iraq, questions remain about the country's stability. New York Times foreign correspondent Anthony Shadid explains what the war means for the future of Iraq and the future of the Middle East.

Writer Sue Diaz was surprised when her son Roman told her that he was joining the Army. She writes about the emotional roller coaster her family experienced when her son left for war — and how her relationship with Roman changed — in Minefields of the Heart.

Reporter Mark Mazzetti was one of several reporters from The New York Times who sifted through the 92,000 secret military documents leaked by WikiLeaks. He explains how the Times worked to verify the information in the documents -- and what the information means for the future of the war in Afghanistan.