Barrie Dunsmore: A North Korean war reality check

Editor’s note: This commentary by retired ABC News diplomatic correspondent Barrie Dunsmore first appeared in the Barre-Montpelier Times Argus and Rutland Herald Sunday edition. All his columns can be found on his website, www.barriedunsmore.com.
To the extent that the American people have given much thought to what a war with North Korea might entail, my guess is that most have assumed that the United States could bomb North Korea back to the Stone Age, thus finally making the world safe