Katy Wang

Against the backdrop of sunbaked parking lots, deserted courthouses and empty suburban homes — the familiar spaces of true crime, stripped of all action and spectacle — a filmmaker describes his abandoned Zodiac Killer documentary and probes the inner workings of a genre at saturation point. "Zodiac Killer Project" director Charlie Shackleton talks about the challenges of making a true crime documentary.

Co-directors Andrew Jarecki and Charlotte Kaufman talk about "The Alabama Solution" in which incarcerated men defy the odds to expose a cover-up in one of America’s deadliest prison systems.

Lives intertwine around Green Lake as a girl learns to sail, a boy fights for first chair, two sisters operate a bed-and-breakfast and a fisherman seeks the catch of his life. Director Sierra Falconer shares the stories behind "Sunfish (& Other Stories on Green Lake)."

In "Khartoum," five stories from Sudan weave together in search of freedom through animated dreams, street revolutions and civil war from the metropolis of Khartoum to their escape in East Africa. Two of the film's directors, Ibrahim Snoopy Ahmad and Timeea Mohamed, talk about the making of the film and the stories they captured.