Watch: How does the US national debt affect Americans and the world?

The debt has more than doubled in a decade to reach a milestone $40tn (£29.4tn), Treasury figures show.

Watch: How does the US national debt affect Americans and the world?

Major stock exchanges worldwide responded positively to trade agreement developments

The debt has more than doubled in a decade to reach a milestone $40tn (£29.4tn), Treasury figures show.

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