What key decision to watch. if the u.s. and south korea hold the joint exercises they suspended, that is considered provocations. >> not only what is happening on the ice, but outside as well. thank you, chris. >> bring in more with christopher hill, former u.s. ambassador to south korea. thank you for joining us. author of out post, a dip platat work. >> it was strange for me to say, i have never said it before, unified korean team here. i don't know if you have said that either, ambassador. how real is the real here? >> there is no question that president moon jae-in was out on his skis with...