Antonio Ezequiel commanded an elite enforcer group known as Los Escorpiones (The Scorpions), which served as his private army during the 5 November 2010 shootout in Matamoros that resulted in the drug lord's death [REF].
Along with Antonio Ezequiel, the following members of Los Escorpiones were killed on 5 November 2010 in Matamoros: Sergio Antonio Fuentes (alias El Tyson or Escorpión 1); Raúl Marmolejo Gómez (alias Escorpión 18) Hugo Lira (alias Escorpión 26) and Refugio Adalberto Vargas Cortés (alias Escorpión 42) [REF].