North Korea's recent missile tests involved "tactical nuclear" drills to simulate hitting the South, the North's state-run media said Monday. It said the launches were overseen by leader Kim Jong Un in response to U.S.-led joint military exercises in the region. Details: https://www.cbsnews.com/news/north-korea-tactical-nuclear-missile-tests-war-drill-kim-jong-un-south-korea/?intcid=CNM-00-10abd1h #cbsnewsmiami #news #northkorea #kimjongun #nuclear #nuclearweapon #nuclearwar #nuclearmissile #unitedstates