FILE - In this March 7, 2013 file photo, workers of the state-owned telephone company Cantv hang a banner honoring Venezuela's late President Hugo Chavez on the building housing the company's administrative offices, in Caracas, Venezuela. Politics rule everyday government in Venezuela, from state oil company to subways. State companies such as oil producer PDVSA and the manager of Caracas' subway system used to be known around the world for their professionalism. In recent years, many of those companies have seen service and revenue deteriorate as political cadres rather than engineers were brought in to run everything from oil exploration to mass transit. (AP Photo/Esteban Felix, File)

Associated Press
FILE - In this March 7, 2013 file photo, workers of the state-owned telephone company Cantv hang a banner honoring Venezuela's late President Hugo Chavez on the building housing the company's administrative offices, in Caracas, Venezuela. Politics rule everyday government in Venezuela, from state oil company to subways. State companies such as oil producer PDVSA and the manager of Caracas' subway system used to be known around the world for their professionalism. In recent years, many of those companies have seen service and revenue deteriorate as political cadres rather than engineers were brought in to run everything from oil exploration to mass transit. (AP Photo/Esteban Felix, File)
FILE - In this March 7, 2013 file photo, workers of the state-owned telephone company Cantv hang a banner honoring Venezuela's late President Hugo Chavez on the building housing the company's administrative offices, in Caracas, Venezuela. Politics rule everyday government in Venezuela, from state oil company to subways. State companies such as oil producer PDVSA and the manager of Caracas' subway system used to be known around the world for their professionalism. In recent years, many of those companies have seen service and revenue deteriorate as political cadres rather than engineers were brought in to run everything from oil exploration to mass transit. (AP Photo/Esteban Felix, File)
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