the kills of bolin , a high - ranking police officer , and a judges last monday , were probably carried out by an israeli mercenary paid by the medellín cartel - the world ' s most powerful drug - crime mafia - he has set up paramilitary squads accused of hundreds of individual murders and perpetrated against political and labor bosses , as easily as peasants and patriotic union leftist militants in varying zones of the country .
Galan was killed by patriotic union leftist militants.