U.S. debt is hitting historic heights. How much of a problem is that?

The last time the deficit was this high, as a percentage of the total economy, was 1946.
A national debt counter from mid-June. The U.S. is approaching a position it has not seen since World War II, as the amount of government debt is on pace to exceed the size of the nation's economy.
Olivier Douliery/AFP via Getty Images
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