Cartel leader "El Mencho" killed, sparking Mexico violence: Former DEA official explains situation - CBS News
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Mike Vigil, former DEA chief of international operations, speaks with CBS News' Cristian Benavides about the military operation that killed Nemesio Rubén Oseguera Cervantes, also known as "El Mencho," and the ensuing unrest that's erupted across parts of western Mexico.
