Crying wolf? or legitimate threat?  What do you think? (see below.) The problem with North Korea is that there is so much saber rattling that it is hard to tell if the North Koreans are serious or just being....well, themselves.  Below is an excerpt from FoxNews.com

"...North Korean media said Wednesday that a U.S. pledge to extend its nuclear umbrella to South Korea and Japan over military threats from Pyongyang would consist of a declaration of nuclear war..."