Former DC police detective Jim Trainum tells reporter Saul Elbein about how his first murder investigation went horribly wrong. He and his colleagues pinned the crime on the wrong woman, and it took 10 years and a revisit to her videotaped confession to realize how much, unbeknownst to Jim at the time, he was one of the main orchestrators of the botched confession.

Ira speaks with Sharon Snyder. Until recently, Sharon was a clerk for circuit court judge in Missouri.

A recording of a very unusual conversation that came about in an unusual way. Filmmaker named Eugene Jarecki made a documentary about the drug war, prisons and the criminal justice system called The House I Live In.He’s been taking it around the country and showing it in prisons, and producer Brian Reed went to one of these screenings where an inmate and a corrections staff member ended up talking face-to-face.

In the aftermath of the Boston bombings, the Internet has been awash with images from the marathon, all in the name of trying to figure out who’s behind the attack. Ira talks to Reddit moderator Zach Barnett about how hard it is not to project suspicions onto these images.

At three high schools in Palm Beach County, Florida, several young police officers were sent undercover to pose as students, tasked with making drug arrests. And this, this is the setting for a love story, reported by Robbie Brown.