A lawsuit was filed Thursday under a new designation by President Trump that classifies several drug cartels as terrorist ...

Mexico's Sinaloa cartel, the top exporter of fentanyl to the U.S., has banned the production and trafficking of the illegal opioid, killing several suppliers who refused to stop, The Wall Street ...

A barrage of arrests, drug seizures and lab busts by the Mexican authorities in recent months has struck the behemoth Sinaloa Cartel, according to Mexican officials and interviews with six cartel ...