US economy: the biggest debt crisis ever

US President Barack Obama is campaigning to defend his budget.Will he manage to keep taxes down, save Medicare and convince voters ahead of 2012?

  • Ronald FREEMAN. Finance director, Member of the executive committee, Atlantic Council.
  • Constance BORDE. President, Democrats Abroad France.
  • Tom McGRATH. President, Republicans Abroad France.
  • Craig COPETAS. Senior writer, Bloomberg News.

Watch the second part.

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