United States: the fiery debate over healthcare reform
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As the US Supreme Court hears the arguments for and against "Obamacare", we meet those for whom the court's decision could mean the difference between life and death. Next, the pope dons a sombrero in Mexico and tells Cubans that communism is out of date - we look at the highlights of a holy visit to Latin America. Finally, filmmaker James Cameron has travelled to the deepest point on earth. We take a look at what he saw at the bottom of the Pacific Ocean.