The US national debt has surpassed $40 trillion, sparking discussion about the country's borrowing and debt costs. This milestone has brought the issue of affordability to the forefront.

The fact that the national debt has reached this level is significant, and its implications are being examined. Further details about what this means for individuals are available from the Fact Check Team.

More information can be found through the Fact Check Team's analysis of the US national debt and its effects on the country and its citizens.