. . "Mexican Army" . "Mexican Marines" . . . "Sinaloa Cartel" . "Los Mexicles" . "Ju\u00E1rez Cartel" . "Artistas Asesinos" . . "Gente Nueva" . "Operation Chihuahua/Juarez"@en . . . "Coordinated Operation Chihuahua or formerly known as Joint Operation Chihuahua is a Military and Federal Police operation started in 2008 by the Mexican Army and Polic\u00EDa Federal Preventiva. The objective is to \"besiege\" Ciudad Ju\u00E1rez to concentrate forces and saturate the area to confront the three cartels already operating in the city. Ciudad Ju\u00E1rez is known to be one of the most dangerous cities in the Americas."@en . . "Federal Police" . "La L\u00EDnea" . . "Ongoing" . . .