Guest: Footing our growing debt service bill

Well, that didn’t take as long as expected.

In case you missed it, our federal government is now estimated to pay more than $1 trillion a year to service just the interest on our national debt — about $200 billion more than we spend on our military or Medicare.

Why are we suddenly paying so much?

Because the cost to service our debt has doubled in the past 19 months as annual federal deficits ball...