In San Antonio Thursday afternoon, 38-year-old Texas Mexican Mafia (TMM) “Lieutenant of Lieutenants” Ruben Reyes (aka “Menace”) pleaded guilty to all federal charges pending against him including responsibility for the murders of four TMM members and Balcones Heights Police Officer Julian Pesina announced United States Attorney Richard L. Durbin, Jr., and Federal Bureau of Investigation Special Agent in Charge Christopher Combs, San Antonio Division.