Heirs of the late Latin American tycoon Oswaldo Cisneros accuse the Venezuelan government of unjustly confiscating their family's oil drilling rights and awarding them to an American company. This move comes as U.S. Deputy Secretary of Energy David Huizenga stated that about half of Venezuela's oil production is being exported to the United States, and several independent U.S. oil producers are expected to sign production contracts with Venezuela's state oil company PdVSA.