The U.S. State Department has issued a warning for Americans in Mexico to "shelter in place" until further notice after the Mexican army successfully killed the leader of the Jalisco New Generation Cartel. The Associated Press confirmed the death of Nemesio Rubén Oseguera Cervantes, better known as "El Mencho," on Sunday, citing a federal official who requested anonymity. The military carried out an operation in the state of Jalisco on Sunday after burning vehicles were spotted in Jalisco and