"After losing it at the top of that mountain 60 years ago, the American government still refuses to acknowledge that anything ever happened."

"The whole mission was wrapped in deception from the very beginning. A trove of files just discovered in a garage in Montana show how a celebrated National Geographic photographer built an elaborate cover story for the covert operation — and how the plans completely unraveled on the mountain. Extensive interviews with the people who carried out the mission and once-secret documents stashed away in American and Indian government archives reveal the extent of the debacle, and the ways American officials at the highest levels, including President Jimmy Carter, tried to cover it up years later...."

From "How Did the C.I.A. Lose a Nuclear Device? A plutonium-packed generator disappeared on one of the world’s highest mountains in a covert mission that the U.S. will not talk about" (NYT)(gift link).