How the U.S. Triggered a Massacre in Mexico – ProPublica

How the U.S. Triggered a Massacre in Mexico — ProPublica

The inside story of a cartel’s deadly assault on a Mexican town near the Texas border — and the U.S. drug operation that sparked it.

via ProPublica: https://www.propublica.org/article/allende-zetas-cartel-massacre-and-the-us-dea