Nahum Acosta was accused of ______.

A former aide to the Mexico President Vicente Fox has been released from prison after a judge threw out charges that he had leaked sensitive information to a drug cartel. Nahum Acosta, .who was responsible for organizing Mr. Fox’s travel plans, was arrested in February, sparking fears that the cartels could be planning an attack on the President, but the judge has now decided that there is insufficient evidence to support charges that Mr. Acosta bad passed on details about President Fox’s itinerary. Drug cartels have been locked in increasingly bitter battle with the Mexican government since President Fox launched a campaign against organized crime.