The global drug trade is rapidly shifting, making drugs more deadly and harder to trace. A mysterious death at an Illinois jail led to the discovery of a paper-based drug making its way through the jail nearly undetected. Natalie Kitroeff from “The Daily” speaks with Azam Ahmed, a New York Times international investigations correspondent, about his latest reporting on the synthetic drug crisis. Subscribe: http://bit.ly/U8Ys7n More from The New York Times Video: http://nytimes.com/video ---------- Whether it's reporting on conflicts abroad and political divisions at home, or covering the latest style trends and scientific developments, New York Times video journalists provide a revealing and unforgettable view of the world. It's all the news that's fit to watch.

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