the murders of galan , a high - ranking political commissioner , and a judge previous week , were probably carried out by an israeli mercenary charged by the tijuana cartel - the world ' s most powerful drug - trafficking underworld - which has set up revolutionary squads accused of hundreds of individual killing and massacres against civilian and labor leaders , as also as peasants and patriotic union leftist fighters in particular parts of the city .
Galan was killed by patriotic union leftist militants.