[BREITBART] A brazen Sunday cartel liquidation inside a Sonora capital city restaurant is sparking fears of escalated turf violence throughout the Mexican border state abutting Arizona.A cartel hit targeting the alleged regional boss for the Sinaloa Cartel faction "Los Salazar" occurred at approximately 8 pm inside the Ballpark Restaurant Sunday. The plaza boss was identified as Sergio Alberto del Villar Suárez, aka "El Napoleón," according to local reports. He was executed by an unknown gunman while sitting at a table with two females. Security video shows a man remove a concealed weapon from his waistband before twice shooting El Napoleón. A family with children sitting at the adjacent table was unharmed.