The offensive has claimed more than 7,600 lives this year , according to a tally by the El Universal newspaper . Medical examiner , three days suspended for investigation . Mexican navy commandos killed drug lord this month . Arturo de Leyva is a drug lord known as ` ` the father of ' '' Photos show body covered with blood , with pants pulled down .
Medical examiner , three days suspended for investigation . Mexican navy commandos killed drug lord this month . Arturo de Leyva is a drug lord known as ` ` the father of ' '' Photos show body covered with blood , with pants pulled down .