Venezuela's President Nicolas Maduro speaks at a meeting with a South American delegation of foreign ministers at the Miraflores Presidential Palace in Caracas, Venezuela, Tuesday, March 25, 2014. The foreign ministers representing the Union of South American Nations or UNASUR arrived Tuesday aimimg to ease political tensions and facilitate dialogue between Venezuela's government and opponents that are urging Maduro's resignation. (AP Photo/Fernando Llano)CARACAS, Venezuela (AP) — Venezuelan President Nicolas Maduro has added three generals to the growing list of people and entities he accuses of plotting against him.