An international conference on the Korean crisis is underway today in Vancouver, Canada, without representatives from Russia and China. Have months of militant rhetoric between President Donald Trump and North Korean leader Kim Jung Un brought the world to the brink of an unthinkable war? Will the talks between North and South Korea in advance of the Winter Olympics help ease tensions?Tom explores those questions today with two astute foreign policy observers:Frank Jannuzi is a US-Asian affairs analyst and the President and CEO of The Maureen and Mike Mansfield Foundation, a non-profit organization that promotes understanding between Asia and the US. Josh Lederman covers the State Department and foreign affairs for the Associated Press.