As Hugo Chavez Undergoes Cancer Surgery, talks of Succession in Venezuela

The World
Venezuelan president Hugo Chavez underwent cancer surgery today in Cuba. Over the weekend, he designated his current vice-president, Nicolas Maduro, as his successor, should he be unable to hold office. The BBC's Sarah Grainger in Caracas says both Maduro and the alternative successor, National Assembly president Dios Dado Caballo, are men who differ greatly from Hugo Chavez.
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