Last year, Somali pirates captured an American vessel and took the captain prisoner. Navy SEALs then rescued the captain and killed the pirates. But the pirates are back and causing more havoc than ever over a wider area than ever. How have they done this? Where is their money coming from? What strategy would work best against the pirates? And where does the piracy problem rank on the list of international problems? We get insights from retired U.S. Navy Captain Chuck Nash.