JOE CIRINCIONE AND PAUL CARROLL – Headlines and pundits once again declare that we have a crisis on our hands in the wake of discovering that North Korea is building a new nuclear reactor and a uranium enrichment plant. More ominously, last Tuesday brought news of direct artillery barrages between North and South Korea, heightening tensions and costing lives. But as provocative and serious as this is, neither is a crisis. Both fit a clear pattern of North Korean behavior — a pattern that ultimately holds out the opportunity for progress.