Terry Gross

Greg Miller of The Washington Post reveals the hidden history of Crypto AG, a Swiss firm that sold encryption technology to 120 countries — but was secretly owned by the CIA for decades.

Erdrich's new novel, The Night Watchman, was inspired by her grandfather, who chaired the Turtle Mountain Band of Chippewa and fought a Congressional initiative to move native people off their land.

In 2014, wilderness explorer Roman Dial experienced every parent's nightmare when he learned that his son, then 27, was missing in a remote Central American rainforest, thousands of miles away.