Three counties have been picked to test a new system of small farms, which will be allowed to keep 30% of their production quota, and any excess.

ECONOMIST: North Korea

Aegis began as a sea-based defense against hostile aircraft, but over three decades has evolved to become the most versatile missile-defense system in the world, due in no small part to the fact that destroyers and cruisers hosting the system can get wherever they need to be quickly.

FORBES: Can U.S. Defenses Cope With North Korea's Missiles?