Arms Testing Progression News Today

Families separated by the korean war were discussed. they have agreed to open a hotline, something initiated by the north. joining us now former nato allied supreme commander. retired four star navy admiral james stavretis. hes an analyst for msnbc and nbc. also with us gordan chang. good to have you both with us. >> admiral, is this maybe a bit of good news weve been looking for? >> i think, joe, its a sliver. one swallow flying does not a spring make, but life is kind of compared to what? and ...