Hugo Chavez is talking a tough game, challenging the USA, and the Bush Administration in particular, all over the globe. He's rallying leaders in Latin America, meeting with 'rogues' world-wide, and even calling Bush the "devil" at the UN.But he's got a problem. In a fascinating story, The Washington Post reported that:[A] new study of trade and oil consumption data shows that Venezuela appears ever more dependent on selling its oil to the...